Patents by Inventor Andrew A. Davidson
Andrew A. Davidson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240111163Abstract: A head-mounted display system includes a head-mounted display unit a display that, in use, is held in an operational position over a user's face. The head-mounted display system further comprises a flow generator configured to generate a flow of air, and an air guide arrangement coupled to the flow generator to enable the flow generator to direct air to, or draw air from, one or more selected areas in proximity of the head-mounted display system.Type: ApplicationFiled: January 28, 2022Publication date: April 4, 2024Inventors: Ian Andrew LAW, Aaron Samuel DAVIDSON, Stewart Joseph WAGNER, David James BRAUND
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Publication number: 20240103282Abstract: A head-mounted display system includes a head-mounted display system, comprising a head-mounted display unit, comprising various pad options at various positions on the head including saddle shaped nose pads that deform under a reaction force applied to the apex of the nose to improve load distribution, forehead pads with an associated mounting structure and inserts that affect compliance and/or size, temporal pads configured to lie against the temporal bone which support some of the weight of the head mounted display system and, further stabilizing pads which are located on a rigid portion of the temporal arms and designed to extend along temporal regions of the users head.Type: ApplicationFiled: January 28, 2022Publication date: March 28, 2024Inventors: Ian Andrew LAW, Aaron Samuel DAVIDSON, Stewart Joseph WAGNER, David James BRAUND
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Publication number: 20230068148Abstract: A system and method are disclosed of electrostatic alignment and surface assembly of photonic crystals for dynamic color exhibition. The method includes aligning a plurality of photonic crystal chains in a solution to exhibit color.Type: ApplicationFiled: November 2, 2022Publication date: March 2, 2023Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yadong YIN, R. Andrew DAVIDSON
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Patent number: 11506698Abstract: A system and method are disclosed of electrostatic alignment and surface assembly of photonic crystals for dynamic color exhibition. The method includes: dispersing a plurality of photonic crystal chains into a solution; placing the solution of the plurality of photonic crystal chains in a container; and assembling and aligning the plurality of photonic crystal chains in the solution by a local charge build up on a surface of the container to exhibit color.Type: GrantFiled: February 14, 2020Date of Patent: November 22, 2022Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yadong Yin, R. Andrew Davidson
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Publication number: 20220321354Abstract: A client device receives a challenge request from a server to prove that internet traffic was initiated by a human user through verifying a physical interaction between a human user and a hardware component. The client device causes a prompt to be displayed to perform the physical interaction with the hardware component. A cryptographic attestation is received that includes an attestation signature that is generated after confirmation that the physical interaction was performed with the hardware component. A zero-knowledge proof of the attestation signature is generated and transmitted to the server for verification. The client device receives the requested content responsive to the server verifying the validity of the zero-knowledge proof.Type: ApplicationFiled: March 30, 2021Publication date: October 6, 2022Inventors: Watson Bernard Ladd, Alexander Andrew Davidson, Marwan Fayed, Armando Faz Hernández, Sai Krishna Deepak Maram, Nicholas Thomas Sullivan
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Publication number: 20220026875Abstract: A method for expediting manufacture of replacement gaskets. A specialized scale is used to allow for rapid, accurate measurement of a gasket, or flange rubbing, remote from the gasket manufacturer. These measurements may then be imported into design software by the manufacturer to facilitate the production of replacement gaskets.Type: ApplicationFiled: February 8, 2021Publication date: January 27, 2022Applicant: LGC US ASSET HOLDINGS, LLCInventors: DALE NORMAN, ANDREW DAVIDSON
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Patent number: 11212945Abstract: A method for configuring the airflow direction through a chassis having electronic components installed therein. The method may include: powering on at least a first power supply unit installed within the chassis; determining an airflow direction of the first power supply unit may include one or more unidirectional fans; configuring the airflow direction through the chassis to be the airflow direction of the first power supply unit to create a first configured airflow direction; determining an airflow direction of a first fan tray installed within the chassis, the first fan tray may include one or more unidirectional fans; and conducting a conflict check between the first configured airflow direction and the airflow direction of the first fan tray to determine if the airflow directions are substantially the same.Type: GrantFiled: May 31, 2019Date of Patent: December 28, 2021Assignee: Hewlett Packard Enterprise Development LPInventors: Andrew Davidson, Bruce Falzarano
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Patent number: 11198901Abstract: The present invention relates to a method for forming nano-gaps in graphene. The method may include applying a voltage across a region of graphene such that a nano-gap which extends across the entire width of the graphene is formed, wherein the region across which the voltage is applied may include a point which is the narrowest in the region.Type: GrantFiled: June 23, 2015Date of Patent: December 14, 2021Assignee: OXFORD UNIVERSITY INNOVATION LIMITEDInventors: George Andrew Davidson Briggs, Jan Andries Mol
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Publication number: 20200383245Abstract: A method for configuring the airflow direction through a chassis having electronic components installed therein. The method may include: powering on at least a first power supply unit installed within the chassis; determining an airflow direction of the first power supply unit may include one or more unidirectional fans; configuring the airflow direction through the chassis to be the airflow direction of the first power supply unit to create a first configured airflow direction; determining an airflow direction of a first fan tray installed within the chassis, the first fan tray may include one or more unidirectional fans; and conducting a conflict check between the first configured airflow direction and the airflow direction of the first fan tray to determine if the airflow directions are substantially the same.Type: ApplicationFiled: May 31, 2019Publication date: December 3, 2020Inventors: Andrew Davidson, Bruce Falzarano
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Patent number: 10830716Abstract: The present disclosure provides systems and methods for providing irradiation energy, imaging, and detecting X-ray fluorescence from a volume in a sample. The present disclosure further relates to methods of increasing the delivery of irradiation energy to a target in a sample.Type: GrantFiled: February 25, 2016Date of Patent: November 10, 2020Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Ting Guo, R. Andrew Davidson
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Publication number: 20200264456Abstract: A method and system are disclosed for generating a dynamic and responsive color media. The method includes encapsulating nanomaterials within a capsule to form encapsulated photonic crystals; and dispersing the encapsulated photonic crystals within a film or substrate, wherein the encapsulated nanomaterials retain a liquid dispersion state and can move freely within the capsule and the capsules containing photonic crystals remain stationary within the film or substrate.Type: ApplicationFiled: February 14, 2020Publication date: August 20, 2020Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yadong YIN, R. Andrew DAVIDSON
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Publication number: 20200264224Abstract: A system and method are disclosed of electrostatic alignment and surface assembly of photonic crystals for dynamic color exhibition. The method includes: dispersing a plurality of photonic crystal chains into a solution; placing the solution of the plurality of photonic crystal chains in a container; and assembling and aligning the plurality of photonic crystal chains in the solution by a local charge build up on a surface of the container to exhibit color.Type: ApplicationFiled: February 14, 2020Publication date: August 20, 2020Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Yadong YIN, R. Andrew DAVIDSON
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Publication number: 20200035126Abstract: System and methods including a set of mathematical manipulatives that are designed to demonstrate the properties of logarithms and exponents are provided. A system that facilitates instruction in the logarithms, the system includes a set of manipulatives including at least one manipulative, each manipulative having a length proportional to a logarithm of a number labeled on the manipulative, the set of manipulatives are positionable end to end; and a measurement tool having markings for measuring a plurality of multiples of at least one manipulative; wherein, when one or more manipulatives are positioned end to end, a product of the numbers labeled on the manipulatives positioned end to end equals the number on a manipulative that has the same length as a total length of manipulatives positioned end to end.Type: ApplicationFiled: June 3, 2019Publication date: January 30, 2020Applicant: Financial Life Cycle EducationInventor: Andrew DAVIDSON
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Patent number: 10510956Abstract: The present disclosure relates to novel memristive devices, uses thereof, and processes for their preparation. In a first aspect, the disclosure provides a quantum memristor, including a first quantum dot (QD1) which is capacitively coupled to a second quantum dot (QD2), a source electrode, a drain electrode, and a bath electrode, wherein the source electrode and the drain electrode are coupled via quantum tunneling to QD1 and the bath electrode is coupled via quantum tunneling to QD2, and wherein QD2 is capacitively coupled to either the source electrode or the drain electrode.Type: GrantFiled: April 21, 2017Date of Patent: December 17, 2019Assignee: Oxford University Innovation LimitedInventors: Ying Li, Simon Benjamin, George Andrew Davidson Briggs, Jan Andries Mol
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Patent number: 10456025Abstract: An intubation device for placing a tracheal tube into a patient's trachea. The intubation device comprises a flexible light-wand having light emitting means placed in a distal end portion thereof. A distal portion of the flexible light-wand is adapted for placement inside the tracheal tube with the distal end portion thereof being in proximity to a distal end of the tracheal tube. The intubation device further comprises a coupling conduit. The coupling conduit has a tracheal tube port for being connected to the tracheal tube placed at a distal end thereof, a ventilating port for being connected to a ventilatory source, a monitoring port for being connected to a respiratory gas monitor, and a sealed aperture placed at a proximal end thereof. The sealed aperture accommodates the flexible light wand therethrough in a sealed fashion such that ventilating and monitoring of the patient is enabled while the flexible light wand is placed in the tracheal tube.Type: GrantFiled: June 20, 2014Date of Patent: October 29, 2019Assignee: SCOTIA M.D. ENGINEERING INC.Inventors: Orlando Ricardo Hung, Andrew Davidson Milne, Matthew Ivan d'Entremont
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Publication number: 20190058117Abstract: The present disclosure relates to novel memristive devices, uses thereof, and processes for their preparation. In a first aspect, the disclosure provides a quantum memristor, including a first quantum dot (QD1) which is capacitively coupled to a second quantum dot (QD2), a source electrode, a drain electrode, and a bath electrode, wherein the source electrode and the drain electrode are coupled via quantum tunnelling to QD1 and the bath electrode is coupled via quantum tunnelling to QD2, and wherein QD2 is capacitively coupled to either the source electrode or the drain electrode.Type: ApplicationFiled: April 21, 2017Publication date: February 21, 2019Inventors: Ying LI, Simon BENJAMIN, George Andrew Davidson BRIGGS, Jan Andries MOL
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Patent number: 10099237Abstract: A repair machine is provided. The repair machine is structured to apply a repair fluid to a plurality of can ends. The repair machine includes a can end down stacker assembly, a can end conveyor assembly, and a spray assembly. The can end down stacker assembly is structured to move individual can ends from a stack to a conveyor assembly. The can end conveyor assembly is structured to transport the can ends over a path, the can end conveyor assembly including a number of reference locations. The can end conveyor assembly is disposed adjacent to the can end down stacker assembly and receives can ends therefrom. The spray assembly is disposed adjacent to the can end conveyor assembly downstream of the can end down stacker assembly. The spray assembly includes a locator assembly, a spray gun assembly, a motion assembly, and a control assembly.Type: GrantFiled: June 1, 2017Date of Patent: October 16, 2018Assignee: Stolle Machinery Company, LLCInventors: Jason Andrew Davidson, Dennis Cornelius Stammen, Andrew Thomas Hogenkamp, Jeremy D. Love, Steven Wayne Holt, Michael Andrew Thomas
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Patent number: 9932654Abstract: A system for extracting uranium from wet-process phosphoric acid (WPA), includes an ion exchange resin or solvent extractor for separating uranium from WPA to produce a loaded uranium solution stream and a uranium depleted WPA stream. An ion exchange resin is positioned to receive the loaded uranium solution stream and bind uranium species thereto. An anion solution stream is positioned to feed a solution comprising anions onto the ion exchange resin to form a loaded uranium eluant stream. The loaded uranium eluant stream may then be treated to provide a uranium containing product.Type: GrantFiled: November 10, 2014Date of Patent: April 3, 2018Assignee: Urtek, LLCInventors: Marcus Worsley Richardson, James Andrew Davidson, Bryn Llywelyn Jones, Jessica Mary Page, Karin Helene Soldenhoff, Tomasz Artur Safinski, Manh Toan Tran
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Publication number: 20170348719Abstract: A repair machine is provided. The repair machine is structured to apply a repair fluid to a plurality of can ends. The repair machine includes a can end down stacker assembly, a can end conveyor assembly, and a spray assembly. The can end down stacker assembly is structured to move individual can ends from a stack to a conveyor assembly. The can end conveyor assembly is structured to transport the can ends over a path, the can end conveyor assembly including a number of reference locations. The can end conveyor assembly is disposed adjacent to the can end down stacker assembly and receives can ends therefrom. The spray assembly is disposed adjacent to the can end conveyor assembly downstream of the can end down stacker assembly. The spray assembly includes a locator assembly, a spray gun assembly, a motion assembly, and a control assembly.Type: ApplicationFiled: June 1, 2017Publication date: December 7, 2017Applicant: Stolle Machinery company, LLCInventors: JASON ANDREW DAVIDSON, Dennis Cornelius Stammen, Andrew Thomas Hogenkamp, Jeremy D. Love, Steven Wayne Holt, Michael Andrew Thomas
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Patent number: 9718922Abstract: The methods disclosed herein are directed to methods of enhancing formation of a polymer from a monomer on a metal-based nanoparticle under X-ray irradiation and compositions produced by such methods. The method comprises irradiating a monomer solution with X-rays to form the polymer; wherein the monomer solution comprises the monomer, the metal-based nanoparticle, and a solvent capable of generating a hydroxyl radical; and wherein the metal-based nanoparticle is a particle having a greatest dimension between 5 and 100 nanometers. The methods also include the dissolution metal ions from these same metal-based nanoparticles wherein the solution comprises the metal-based nanoparticle and a solvent capable of generating a hydroxyl radical; and wherein the metal-based nanoparticle is a particle having a greatest dimension between 5 and 100 nanometers.Type: GrantFiled: October 25, 2013Date of Patent: August 1, 2017Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Ting Guo, R. Andrew Davidson