Patents Assigned to California Institute of Technology
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Patent number: 11987737Abstract: A metamaterial shell architected on a core particle (comprising organic or inorganic material) so as to form a novel class of structurally hierarchical particle that has degrees of freedom in design parameters stemming from effective optical response of the metamaterial shell and from the electromagnetic modes in the core to elicit optical behaviours that are not easily achievable and designable in particles having simpler or smoother geometries.Type: GrantFiled: March 1, 2021Date of Patent: May 21, 2024Assignees: California Institute of Technology, The Regents of the University of MichiganInventors: Alireza Marandi, Joon Hwan Bang, Saman Jahani, Nicholas Kotov, Douglas G. Montjoy
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Patent number: 11986269Abstract: Among the various aspects of the present disclosure is the provision of systems and methods of imaging using photoacoustic computed tomography.Type: GrantFiled: November 5, 2020Date of Patent: May 21, 2024Assignee: California Institute of TechnologyInventors: Lihong Wang, Peng Hu, Lei Li
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Publication number: 20240159688Abstract: One embodiment includes a system for moisture content detection and surface evaluation, including a set of one or more antennas, a radiometer, a reflectometer, a set of one or more cameras, a Global Navigation Satellite System receiver, a memory containing an evaluation application, and a processor including a set of one or more processors, wherein the evaluation application configures the processors to evaluate a surface underneath the system by performing the steps of obtaining a plurality of measurements using the radiometer, the reflectometer, and the set of one or more cameras, obtaining a set of one or more observables based on the plurality of measurements; at a high spatial resolution, generating a set of one or more environmental products based on at least one observable from the set of one or more observables, and displaying the set of one or more environmental products on a graphical user interface.Type: ApplicationFiled: November 14, 2023Publication date: May 16, 2024Applicant: California Institute of TechnologyInventors: Kamal Oudrhiri, Javier Bosch-Lluis, Nereida Rodriguez Alvarez, Joan F. Munoz
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Patent number: 11975824Abstract: A system and method for controlling a multi-rotor aircraft that implements the unconventional use of an odd number of rotors. The odd or auxiliary rotor is designed to be smaller in diameter than the remaining main rotors and accordingly generates a smaller unbalanced torque and pitch on the aircraft. Additional configurations implement the use of smaller thrust rotors that can be used to generate thrust as well as control yaw and thus counteract any remaining unbalanced torque from the odd auxiliary rotor.Type: GrantFiled: April 21, 2021Date of Patent: May 7, 2024Assignees: California Institute of Technology, TooFon, Inc.Inventors: Morteza Gharib, Michael V. Ol, Christopher J. Dougherty
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Publication number: 20240142528Abstract: A method for abnormality detection in an energy unit includes passively detecting an abnormality in an energy unit by detecting electromagnetic radiation generated by the abnormality, the energy unit comprising at least one of an electrical energy unit and an electrochemical energy unit. A method for detecting an abnormality in an energy unit includes (a) applying a signal to the energy unit, (b) performing a plurality of measurements, at a respective plurality of different locations within the energy unit, of a response of the energy unit to the signal, and (c) processing the plurality of measurements to identify the abnormality.Type: ApplicationFiled: December 14, 2023Publication date: May 2, 2024Applicant: California Institute of TechnologyInventors: Farshid ROUMI, Jamshid ROUMI
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Patent number: 11969246Abstract: A sensor implanted in tissues and including a sensing layer is fabricated by mixing the signal transduction enzyme with non-reactive components including buffer salts and fillers, and spin coating the enzyme onto a substrate. The signal transduction enzyme is crosslinked by introducing the coated substrate in a vacuum chamber. In the chamber, a crosslinker evaporates and is deposited onto the enzyme, therefore crosslinking the enzyme.Type: GrantFiled: May 17, 2023Date of Patent: April 30, 2024Assignee: CALIFORNIA INSTITUTE OF TECHNOLOGYInventors: Samson Chen, Axel Scherer, Dvin I. Adalian, Peter Petillo, Muhammad Musab Jilani, Xiomara L. Madero, Deepan Kishore Kumar
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Publication number: 20240133051Abstract: Systems and methods for electrochemical hydrogen looping cells are described. Generating a pH swing can expedite carbon dioxide capture from oceanwater. Many embodiments implement electrochemical hydrogen looping cells that simultaneously produce acid via anodic hydrogen oxidation and base via cathodic hydrogen evolution to generate a pH change.Type: ApplicationFiled: October 10, 2023Publication date: April 25, 2024Applicants: California Institute of Technology, The Regents of the University of CaliforniaInventors: Harry A. Atwater, Zachary Schiffer, Chengxiang Xiang, Shane Ardo
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Publication number: 20240134061Abstract: Systems and methods for a global positioning system using Global Navigation Satellite System (GNSS) signals and Stokes Parameters in accordance with embodiments of the invention are illustrated. One embodiment includes a GNSS. The GNSS includes at least four satellites and a receiver. Each satellite includes at least one pair of antennas, and a transmitter configured to transmit GNSS positioning signals to a receiver. The receiver includes a memory containing a positioning application, and a processor comprising a set of one or more processors, the positioning application configures the processors to determine a position of the receiver by performing the steps of collecting horizontal and vertical linear components of transmitted GNSS positioning signals, computing Stokes parameters of collected GNSS signals, obtaining tuning parameters based on computed Stokes parameters, synthesizing new polarization signal using tuning parameters, and processing new polarization signal to obtain a position of the location.Type: ApplicationFiled: October 18, 2023Publication date: April 25, 2024Applicant: California Institute of TechnologyInventors: Kamal Oudrhiri, Javier Bosch-Lluis, Nereida Rodriguez Alvarez, Joan F. Munoz
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Patent number: 11965001Abstract: Provided herein are thermomer monomer, thermomer dimers, thermomer monomeric constructs, thermomer dimeric complexes, and related gene expression cassette vectors, cells, surfaces devices, compositions methods and systems, that provide a thermobioswitch suitable to control location and/or binding of cargo moiety of interest in a temperature regulated manner.Type: GrantFiled: July 13, 2020Date of Patent: April 23, 2024Assignee: California Institute of TechnologyInventors: Dan I. Piraner, Mikhail Shapiro
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Patent number: 11965191Abstract: The present disclosure relates to systems, methods and compositions provided herein that include a compound protease. The compound protease can contain a protease domain, a cut site for another enzyme and an association domain. In some embodiments, the compound protease is part of a protein circuit.Type: GrantFiled: January 25, 2021Date of Patent: April 23, 2024Assignee: California Institute of TechnologyInventors: Xiaojing Gao, Lucy S. Chong, Michael Elowitz, Mark William Budde, Matthew Sun-min Kim
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Patent number: 11965172Abstract: Described herein are embodiments relating to manipulation of populations and sex ratio in populations through DNA sequence modifications.Type: GrantFiled: November 4, 2019Date of Patent: April 23, 2024Assignee: California Institute of TechnologyInventors: Bruce A. Hay, Georg Oberhofer, Tobin William Ivy
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Patent number: 11968848Abstract: An image sensor includes a first light sensor layer including light sensing cells configured to sense first light of an incident light and generate electrical signals based on the sensed first light, and a color filter array layer disposed on the first light sensor layer, and including color filters respectively facing the light sensing cells. The image sensor further includes a second light sensor layer disposed on the color filter array layer, and configured to sense second light of the incident light and generate an electrical signal based on the sensed second light. Each of the color filters includes a nanostructure including a first material having a first refractive index, and a second material having a second refractive index greater than the first refractive index, the first material and the second material being alternately disposed with a period.Type: GrantFiled: October 15, 2020Date of Patent: April 23, 2024Assignees: SAMSUNG ELECTRONICS CO., LTD., CALIFORNIA INSTITUTE OF TECHNOLOGYInventors: Seunghoon Han, Kwanghee Lee, Yongwan Jin, Yongsung Kim, Changgyun Shin, Jeongyub Lee, Amir Arbabi, Andrei Faraon, Yu Horie
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Publication number: 20240125649Abstract: Ultra-miniature spatial heterodyne spectrometers (SHSs) are presented. Ultra-miniature SHSs in accordance with the invention, comprise a beam-splitter and gratings configured to generate a fringe pattern for spectroscopic detection. Many embodiments include input optics and a sensor and are configured in a way to omit collimating optics and imaging optics from the SHS. Compared to conventional SHSs known in the art, the present invention enables fewer parts, significantly smaller and lighter SHSs, are more efficient and robust, and require less maintenance. Many embodiments are field-deployable, in that such embodiments can be deployed for hand held use in real-world or remote activities outside of research or diagnostic facilities.Type: ApplicationFiled: August 4, 2023Publication date: April 18, 2024Applicant: California Institute of TechnologyInventor: Seyedeh Sona Hosseini
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Patent number: 11957438Abstract: A non-invasive and convenient method and apparatus for approximation of left ventricular end diastolic pressure (LVEDP) can be used in both hospital/clinic environments and nursing home or home environments. The method and apparatus use non-invasive sensors and a new “cardiac triangle” computational method to obtain an approximation of LVEDP. The computational method uses hemodynamic and electrocardiogram (ECG) waveforms as input, which can be collected by a portable device or devices.Type: GrantFiled: August 18, 2023Date of Patent: April 16, 2024Assignee: California Institute of TechnologyInventors: Morteza Gharib, Niema M. Pahlevan
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Patent number: 11959856Abstract: Methods and algorithms for a multiplexed single detection channel amplification process and quantification of generated amplicons is presented. Various mathematical approaches for quantifying and verifying the amplicons in a reaction are presented. Usage of such methods and approaches allow upgrading of existing single and multiple channel instruments for further multiplexing capabilities.Type: GrantFiled: September 11, 2017Date of Patent: April 16, 2024Assignee: California Institute of TechnologyInventors: Imran R. Malik, Xiomara Linnette Madero, Erika F. Garcia, Sheel Mukesh Shah, Axel Scherer
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Patent number: 11957910Abstract: Methods of enabling locomotor control, postural control, voluntary control of body movements (e.g., in non-weight bearing conditions), and/or autonomic functions in a human subject having a spinal cord injury, a brain injury, or a neurological neuromotor disease are described.Type: GrantFiled: September 13, 2021Date of Patent: April 16, 2024Assignees: California Institute of Technology, University of Louisville Research Foundation, Inc., The Regents of the University of CaliforniaInventors: Victor Reggie Edgerton, Roland R. Roy, Yury Gerasimenko, Joel W. Burdick, Susan J. Harkema, Jonathan Hodes, Yu-Chong Tai, Mandheerej S. Nandra, Claudia A. Angeli, Thomas Anthony Desautels
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Patent number: 11959127Abstract: Temperature sensitive transcriptional bioswitches and related genetic circuits and in particular bandpass and/or multiplex genetic circuits, vectors, cells, compositions methods and systems are described.Type: GrantFiled: March 17, 2021Date of Patent: April 16, 2024Assignee: California Institute of TechnologyInventors: Mikhail G. Shapiro, Dan Piraner, Mohamad H. Abedi, Brittany Moser, Audrey Lee-Gosselin
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Patent number: 11958741Abstract: Apparatus and methods for facilitating an intramolecular reaction that occurs in single collisions of CO2 molecules (or their derivatives amenable to controllable acceleration, such as CO2+ ions) with a solid surface, such that molecular oxygen (or its relevant analogs, e.g., O2+ and O2? ions) is directly produced are provided. The reaction is driven by kinetic energy and is independent of surface composition and temperature. The methods and apparatus may be used to remove CO2 from Earth's atmosphere, while, in other embodiments, the methods and apparatus may be used to prevent the atmosphere's contamination with CO2 emissions. In yet other embodiments, the methods and apparatus may be used to obtain molecular oxygen in CO2-rich environments, such as to facilitate exploration of extraterrestrial bodies with CO2-rich atmospheres (e.g. Mars).Type: GrantFiled: August 9, 2021Date of Patent: April 16, 2024Assignee: California Institute of TechnologyInventors: Yunxi Yao, Konstantinos P. Giapis
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Patent number: 11950887Abstract: Some implementations of the disclosure describe a blood pressure measurement apparatus and method that enable continuous, non-invasive blood pressure measurement using sound and ultrasound transducers. In one implementation, a blood pressure measurement device includes: a first transducer configured to emit multiple soundwaves having multiple frequencies, the soundwaves configured to cause a blood vessel of a subject to vibrate; a second transducer configured to capture one or more ultrasound images of the blood vessel; and a processing device configured to: determine, based on the one or more ultrasound images, a wall thickness, a radius, and a resonant frequency of the blood vessel; and calculate, based on the wall thickness, the radius, and the resonant frequency, a blood pressure of the subject.Type: GrantFiled: September 14, 2020Date of Patent: April 9, 2024Assignee: California Institute of TechnologyInventors: Aditya Rajagopal, Dominic Yurk, Yaser Abu-Mostafa, Alaina Ann Brinley Rajagopal
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Publication number: 20240109786Abstract: Provided herein are compositions, devices, electrochemical systems, and methods relating to lithium-rich iron sulfide lithium-ion battery cathodes. In one embodiment, a composition may be characterized by formula FX1: Liw-?AlxFezS2. In some embodiments, w may be greater than or equal to 2 and less than or equal to 2.5. In some embodiments, x may be greater than 0 and less than or equal to 0.5. In some embodiments, z may be greater than 0 and less than or equal to 1. In some embodiments, ? may be greater than or equal to 0 and less than w. In some embodiments, the composition may have a net charge of 0.Type: ApplicationFiled: September 18, 2023Publication date: April 4, 2024Applicant: California Institute of TechnologyInventors: Eshaan S. PATHERIA, Kimberly A. ROBB