Patents Examined by Humera N. Sheikh
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Patent number: 11993836Abstract: Disclosed are an R—Fe—B-based sintered magnet with a low B content and a preparation method therefor. The sintered magnet comprises the following components: 28.5 wt %-31.5 wt % of R, 0.86 wt %-0.94 wt % of B, 0.2 wt %-1 wt % of Co, 0.2 wt %-0.45 wt % of Cu, 0.3 wt %-0.5 wt % of Ga, 0.02 wt %-0.2 wt % of Ti, and 61 wt %-69.5 wt % of Fe. The sintered magnet has an R6-T13??M1+? series phase accounting for 75% or more of the total volume of grain boundaries. The present invention selects optimal content ranges of R, B, Co, Cu, Ga, and Ti, and forms an R6-T13??M1+? series phase of a special composition and increases its volume fraction in grain boundary phases, so as to acquire higher Hcj and SQ values.Type: GrantFiled: June 17, 2019Date of Patent: May 28, 2024Assignee: FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.Inventors: Qin Lan, Yan Zhou, Hiroshi Nagata, Yao Shi
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Patent number: 11981821Abstract: An insulating coating treatment liquid for forming a chromium-free insulating coating on a surface of a grain-oriented electrical steel sheet, the insulating coating treatment liquid including at least one phosphate salt selected from phosphate salts of any of Mg, Ca, Ba, Sr, Zn, Al, and Mn and including colloidal silica and particles of a metal-element-containing compound. A content of the colloidal silica in terms of SiO2, on a solids basis, is 50 to 120 parts by mass, and a content of the particles of a metal-element-containing compound in terms of elemental metal is 5 to 60 parts by mass, per 100 parts by mass of the at least one phosphate salt, and the insulating coating treatment liquid has a thixotropic index (TI) of 1.00 or greater and 10.00 or less.Type: GrantFiled: June 19, 2019Date of Patent: May 14, 2024Assignee: JFE STEEL CORPORATIONInventors: Takashi Terashima, Karin Kokufu, Makoto Watanabe, Toshito Takamiya
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Patent number: 11982236Abstract: A titanium-based component having a high heat capacity surface. The high heat capacity surface prevents or inhibits titanium fires. The component is titanium-based, forming the substrate, and includes a high heat capacity surface overlying the titanium substrate. A diffusion barrier is intermediate the titanium-based substrate and the high heat capacity surface. The diffusion barrier is non-reactive with both the titanium-based substrate and the high heat capacity surface. The system eliminates the formation of detrimental phases due to diffusion between the applied high heat capacity surface and the titanium substrate. The high heat capacity material has a coefficient of thermal expansion compatible with the coefficient of thermal expansion of the titanium-based substrate.Type: GrantFiled: December 22, 2017Date of Patent: May 14, 2024Assignee: General Electric CompanyInventors: Alan Glenn Turner, Andrew Philip Woodfield, Leonardo Ajdelsztajn, Laura Cerully Dial
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Patent number: 11970784Abstract: There is provided a nitride semiconductor substrate having a diameter of 2 inches or more and having a main surface whose closest low index crystal plane is a (0001) plane, wherein X-ray locking curve measurement for (0002) plane diffraction, which is performed to the main surface by irradiating with (Cu) K?1 X-rays through a two-crystal monochromator of Ge (220) plane and a slit, reveals that full width at half maximum FWHMb is 32 arcsec or less, and FWHMa?FWHMb obtained by subtracting FWHMb from FWHMa is 30% or less of FWHMa, wherein FWHMa is full width at half maximum of the (0002) plane diffraction when a slit width in ? direction is 1 mm, and FWHMb is full width at half maximum of the (0002) plane diffraction when a slit width in ? direction is 0.1 mm.Type: GrantFiled: August 22, 2019Date of Patent: April 30, 2024Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventor: Takehiro Yoshida
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Patent number: 11964329Abstract: A coated cutting tool comprising: a substrate and a coating layer, wherein the coating layer includes a lower layer and an upper layer; the lower layer includes one or two or more specific Ti compound layers; the upper layer includes an ?-type Al2O3 layer; an average thickness of the lower layer is 2.0 ?m to 15.0 ?m; an average thickness of the upper layer is 3.5 ?m to 15.0 ?m; in the upper layer, a ratio of a length of ?3 grain boundaries to a total length of 100% of a total grain boundary is more than 50% and 80% or less, and a ratio of the length of ?3 grain boundaries to a total length of 100% of CSL grain boundaries is 70% or more; and in the upper layer, a texture coefficient TC(0,0,12) of the ?-type Al2O3 layer is 8.0 or more and 8.9 or less.Type: GrantFiled: January 21, 2022Date of Patent: April 23, 2024Assignee: TUNGALOY CORPORATIONInventor: Tsukasa Shirochi
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Patent number: 11952316Abstract: A composite green sheet includes a green sheet, and a bulk metal film provided on the green sheet. Examples of the metal forming the metal film may include aluminum, aluminum alloys, copper, copper alloy, or the like.Type: GrantFiled: January 16, 2020Date of Patent: April 9, 2024Assignee: SHINKO ELECTRIC INDUSTRIES CO., LTD.Inventors: Michio Horiuchi, Tomotake Minemura
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Patent number: 11946206Abstract: A synthetic turf system is disclosed. The synthetic turf system comprises a synthetic turf system and a poured-in-place (PIP) rubber subsurface. The PIP rubber subsurface is poured with a mixture of rubber buffing and urethane configured to deliver improved safety, playability, and reduced maintenance requirements for the synthetic turf placed on a playing surface. The PIP rubber subsurface is made with rubber buffings combined with a binder such as polyurethane. The system further comprises a layer of compacted gravel disposed underneath the PIP rubber subsurface configured to allow drainage. The system further comprises a plurality of cooling particle infill to avoid dislodging of infill into athlete's shoes, clothes, eyes, or ears. Further, the infill is substantially free of crumb rubber infill and the system is without the use of added shock pads. Further, the system is configured to maintain a consistent concussion resistance throughout the entire playing surface.Type: GrantFiled: July 8, 2022Date of Patent: April 2, 2024Assignee: Playground Equipment Services, L.L.C.Inventor: Eric L. Schmidt
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Patent number: 11942247Abstract: Increasing the chromium content of an electrical steel substrate to a level greater than or equal to about 0.45 weight percent (wt %) produced a much improved forsterite coating having superior and more uniform coloration, thickness and adhesion. Moreover, the so-formed forsterite coating provides greater tension potentially reducing the relative importance of any secondary coating.Type: GrantFiled: December 21, 2017Date of Patent: March 26, 2024Assignee: Cleveland-Cliffs Steel Properties Inc.Inventors: Jerry William Schoen, Kimani Tirawa Partin, Christopher Mark Wilkins
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Patent number: 11926564Abstract: Glasses that can be chemically strengthened and are colored by transition metals. Most of the glasses are black, with some having high damage resistance and compressive surface layers having high compressive stress and depth of layer after ion exchange. These colored glasses do not require a post-forming heat treatment to produce color and are formable by fusions drawing, rolling, slot drawing, and float glass processes.Type: GrantFiled: January 28, 2014Date of Patent: March 12, 2024Assignee: CORNING INCORPORATEDInventors: Xiaoju Guo, Jeffrey Todd Kohli, John Christopher Mauro, Ronald Leroy Stewart
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Patent number: 11911242Abstract: A transversally extensible elastic laminar web including a support web having a continuous edge portion sandwiched between two corresponding edge portions of two overlapped webs and a plurality of tabs extending from the edge portion outside the two overlapped webs, wherein each tab has a respective micro-hook pad fixed to a planar surface, and wherein the planar surface of each tab has a portion which completely surrounds the respective micro-hook pad.Type: GrantFiled: February 18, 2022Date of Patent: February 27, 2024Assignee: Fameccanica.Data S.p.A.Inventors: Guido Bonelli, Gabriele Sablone
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Patent number: 11913100Abstract: The present invention relates to a steel for a mold, including 0.070?C?0.130 mass %, 0.01?Si?0.60 mass %, 0.02?Mn?0.60 mass %, 0.003?P?0.150 mass %, 0.005?Cu?1.50 mass %, 0.005?Ni?0.80 mass %, 7.50?Cr?8.40 mass %, 0.70?Mo?1.20 mass %, 0.01?V?0.30 mass %, 0.010?Al?0.120 mass %, and 0.015?N?0.095 mass %, with the balance being Fe and unavoidable impurities. The steel for a mold according to the present invention satisfies all of 6 properties of SA property, tempering hardness, residual stress, machinability, impact value and corrosion resistance.Type: GrantFiled: November 18, 2021Date of Patent: February 27, 2024Assignee: DAIDO STEEL CO., LTD.Inventor: Masamichi Kawano
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Patent number: 11911829Abstract: A coated tool includes a base and a coating layer located on the base. The coating layer includes a first layer having a thickness of 1 ?m or more located near the base, and a second layer including Al2O3 particles which is in contact with the first layer and is located more away from the base than the first layer. A difference (A2?A1) between an erosion ratio A2 in the second layer and an erosion ratio A1 in the first layer is 0.60 to ?0.30 ?m/g. The erosion ratio is obtained by collision of a liquid A in which 3 mass % of spherical Al2O3 particles having a mean particle diameter of 1.1-1.3 ?m is dispersed in pure water. A cutting tool includes a holder which includes a pocket, and the coated tool located in the pocket.Type: GrantFiled: November 27, 2019Date of Patent: February 27, 2024Assignee: KYOCERA CORPORATIONInventor: Hirotoshi Ito
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Patent number: 11903800Abstract: A transversally extensible elastic laminate including two continuous tab chains having respective continuous base portions sandwiched between two corresponding edge portions of two overlapped webs and a plurality of tabs extending from the respective base portions outside the two overlapped webs, wherein each tab has a respective micro-hook pad fixed to a planar surface, and wherein the planar surface of each tab has a portion which completely surrounds the respective micro-hook pad.Type: GrantFiled: February 18, 2022Date of Patent: February 20, 2024Assignee: Fameccanica.Data S.p.A.Inventors: Guido Bonelli, Gabriele Sablone
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Patent number: 11904438Abstract: A tool bit with a surface layer metallurgically bonded on a substrate layer using electrospark deposition (ESD) that allows the tool bit to reduce camout and engage a fastener head for one-handed starting and removal. The surface layer has a rougher finish, compared to conventional tool bits, and therefore better grips engagement surfaces of a mating recess of the fastener during use. The reduction of camout provides greater durability to the tool bit and resists erosion and wear of the engagement surfaces of the fastener.Type: GrantFiled: October 27, 2022Date of Patent: February 20, 2024Assignee: Snap-on IncorporatedInventor: Ottoleo Kuter-Arnebeck
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Patent number: 11898219Abstract: A steel sheet including a steel micro-structure containing, in volume fraction, tempered martensite: 85% or more, retained austenite: 5% or more to less than 15%, and ferrite, pearlite, bainite, and as-quenched martensite being less than 10% in total, when contents of Mn and C in the retained austenite are denoted by MnA and CA, and when contents of Mn and C in a matrix are denoted by MnM and CM, respectively, following Formulas (1) to (3) are satisfied, and the number of carbides having an equivalent circle radius of 0.1 ?m or more is 100 or less in a region measuring 20000 ?m2, and the steel sheet has a tensile strength of 1100 MPa or more. The steel sheet is excellent in crash resistance and formability. MnA/MnM?1.2??(1) CA/CM?5.0??(2) CA?1.Type: GrantFiled: June 26, 2020Date of Patent: February 13, 2024Assignee: NIPPON STEEL CORPORATIONInventors: Katsuya Nakano, Kengo Takeda, Hiroyuki Kawata, Akihiro Uenishi
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Patent number: 11896997Abstract: A window includes a base substrate including a planar portion and a curved portion surrounding at least a part of the planar portion, a front cover layer disposed on the base substrate, a flat cover layer overlapping the planar portion and disposed on the base substrate, and a bending cover layer overlapping the curved portion and disposed on the base substrate. The front cover layer and the bending cover layer each include an inorganic material.Type: GrantFiled: November 23, 2021Date of Patent: February 13, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyunseung Seo, Jihyun Ko
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Patent number: 11897037Abstract: A coated cutting tool comprising a substrate and a coating layer formed on a surface of the substrate, wherein: the coating layer comprises at least one ?-type aluminum oxide layer; and, in the ?-type aluminum oxide layer, a texture coefficient TC (0,0,12) of a (0,0,12) plane is from 4.0 or more to 8.4 or less, and a texture coefficient TC (1,0,16) of a (1,0,16) plane is from 0.4 or more to 3.0 or less.Type: GrantFiled: October 23, 2017Date of Patent: February 13, 2024Assignee: TUNGALOY CORPORATIONInventors: Hiroyuki Satoh, Yusuke Hirano
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Patent number: 11894167Abstract: A grain-oriented electrical steel sheet having an insulating film disposed on a surface thereon. The insulating film having a chemical composition comprising Si, P, O, and at least one selected from the group consisting of Mg, Ca, Ba, Sr, Zn, Al, Mn, and Co. The insulating film has a crystallinity in a range of 20% or more, and a minimum tension provided to the steel sheet by the insulating film at a temperature in a range of 100° C. to 200° C. is 10 MPa or more.Type: GrantFiled: November 17, 2017Date of Patent: February 6, 2024Assignee: JFE STEEL CORPORATIONInventors: Takashi Terashima, Makoto Watanabe, Toshito Takamiya, Tomoyuki Okubo
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Patent number: 11884989Abstract: A hot-stamping formed body includes: a steel sheet having a predetermined chemical composition; and a plating layer provided on a surface of the steel sheet, the plating layer having an adhesion amount of 10 g/m2 to 90 g/m2 and a Ni content of 10 mass % to 25 mass %, and containing a remainder consisting of Zn and impurities. The hot-stamping formed body includes, in a surface layer region of the steel sheet, an average grain size of prior austenite grains to 10.0 ?m or less, a Ni concentration per unit area at grain boundaries having an average crystal orientation difference of 15° or more is 1.5 mass %/?m2 or more.Type: GrantFiled: May 13, 2020Date of Patent: January 30, 2024Assignee: NIPPON STEEL CORPORATIONInventors: Daisuke Maeda, Yuri Toda, Tomohito Tanaka, Kazuo Hikida
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Patent number: 11883089Abstract: A vitreous enamel coating for an electrosurgical metal cutting blade, in which incident light striking the vitreous enamel coating is diffusely reflected or absorbed, and the vitreous enamel coating exhibits a 60° gloss value less than 100 gloss units as measured according to ASTM D523-14, Standard Test Method for Specular Gloss. The coating reduces glare from light sources such as a nearby plasma-mediated discharge, operating theater lights or lights provided on an electrosurgery apparatus. The coating may also lessen interference with markers, sensors or other instruments designed to measure light emitted by or passing through nearby tissue such as by transillumination.Type: GrantFiled: November 14, 2017Date of Patent: January 30, 2024Assignee: Medtronic, Inc.Inventors: Xiaoming Cheng, William X. Siopes, Jr.