Patents by Inventor Andrew Lam
Andrew Lam 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: 20240350198Abstract: Kidney stone removal system is disclosed having components including a handle mechanism, a nozzle tip, and a guiding device. The handle mechanism employs a trigger that enables control of irrigation and vacuum/suction. Depression of a trigger in the trigger mechanism conveys status of vacuum/suction and irrigation to a user by providing increased resistance at different points of depression. When the trigger is in a home (undepressed) position, irrigation and vacuum/suction are turned off. When the trigger is in a fully depressed position, irrigation and vacuum/suction are turned on. When the trigger is in an intermediate position, irrigation may be turned on, while vacuum/suction remains turned off. The nozzle includes one or more irrigation ports positioned at a distal end of the nozzle and having an irrigation port departure angle of 30 to 60 degrees for directing irrigation fluid forward and laterally from the distal end of the nozzle.Type: ApplicationFiled: June 24, 2024Publication date: October 24, 2024Inventors: Ling TONG, Calvin LAM, Kejin WANG, Joseph CATANESE, III, Jee SHIN, Alex LIM, Brian Y. TACHIBANA, Matthew YUREK, Caralin Riva ADAIR, Andrew J. HUDSON, Andrew JOHNSTON, Eddie GONZALEZ, Ailee PHAM
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Publication number: 20240341848Abstract: A catheter assembly is provided having a working lumen and a guide. The guide is configured to position a fragmentizing device within the working lumen. The guide is configured to prevent or minimize any unintended movement of a distal section of the fragmentizing device within the working lumen when the distal section of the fragmentizing device is positioned at a distal end of the working lumen.Type: ApplicationFiled: June 25, 2024Publication date: October 17, 2024Inventors: Matthew YUREK, Ling Tong, Brian Y. Tachibana, Thomas R. Jenkins, Calvin Lam, Ailee Pham, Kejin Wang, Joseph Catanese, III, Jee Shin, Caralin Riva Adair, Andrew J. Hudson
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Patent number: 12110327Abstract: The present disclosure is generally directed to compositions that include antibodies, e.g., monoclonal, chimeric, humanized antibodies, antibody fragments, etc., that specifically bind a TREM1 protein, e.g., a mammalian TREM1 or human TREM1, and use of such compositions in preventing, reducing risk, or treating an individual in need thereof.Type: GrantFiled: September 13, 2022Date of Patent: October 8, 2024Assignee: Alector LLCInventors: Andrew Pincetic, Arnon Rosenthal, Helen Lam, Francesca Avogadri-Connors, Seung-Joo Lee
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Patent number: 12067130Abstract: The disclosed exemplary embodiments include computer-implemented systems, devices, apparatuses, and processes that maintain data confidentiality in communications involving voice-enabled devices in a distributed computing environment using homomorphic encryption. By way of example, an apparatus may receive encrypted command data from a computing system, decrypt the encrypted command data using a homomorphic private key, and perform operations that associate the decrypted command data with a request for an element of data. Using a public cryptographic key associated with a device, the apparatus generate an encrypted response that includes the requested data element, and transmit the encrypted response to the device. The device may decrypt the encrypted response using a private cryptographic key and to perform operations that present first audio content representative of the requested data element through an acoustic interface.Type: GrantFiled: November 12, 2021Date of Patent: August 20, 2024Assignee: The Toronto-Dominion BankInventors: Alexey Shpurov, Milos Dunjic, Brian Andrew Lam
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Publication number: 20240268894Abstract: The present invention relates to providing navigation operation instructions, for example during catheterization. In order to provide improved navigation instructions, a device (10) for in-body navigation operation instructions is provided. The device comprises a position data supply (12), an anatomical data supply (14), a processor (16) and an output (18). The position data supply is configured to provide current position data of a tool portion with a tool tip inserted in an anatomy structure in a region of interest of a subject. The anatomical data supply is configured to provide 3D information of the anatomy structure; and to provide target information for the tool tip movement inside the anatomy structure.Type: ApplicationFiled: July 28, 2021Publication date: August 15, 2024Inventors: VINCENTIUS PAULUS BUIL, ANDREW DAVID MITCHELL, GERRITDINA KLEIN TEESELINK, WING LAM LUI
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Patent number: 12061661Abstract: Provided are systems and methods for providing insights to users of a mobile application based on triggers that may be detected from within the data or externally. In one example, a method may include receiving, via a message transmitted to a uniform resource locator (URL) of a host platform, information about a user of a software application, reading a plurality of records associated with the user from the received information, the plurality of records comprising data and a plurality of timestamps, respectively, generating derived data based on the data included in the plurality of records, converting the plurality of timestamps into a single timing identifier that represents all of the plurality of timestamps, and transmitting, to a computing system, a notification comprising the derived data and the new timing identifier.Type: GrantFiled: January 14, 2021Date of Patent: August 13, 2024Assignee: STEADY PLATFORM, INC.Inventors: Marcel Crudele, John Michael Robertson, Kien Lam, Jeff Chelko, Nikhil Gorantla, Thaddeus Gholston, Andrew Toloff, Winn Martin
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Patent number: 12052363Abstract: The disclosed exemplary embodiments include computer-implemented systems, devices, apparatuses, and processes that maintain data confidentiality in communications involving voice-enabled devices operating within a distributed computing environment. By way of example, an apparatus may receive, from a communications system across a public communications network, a request for an element of data generated by the computing system based on first audio content obtained at a device. The apparatus may obtain the requested data element and further, may generate acoustic data representative of at least a portion of the requested data element. The apparatus may also generate an encrypted response to the received request that includes the acoustic data, and transmit the encrypted response to the device across the public communications network.Type: GrantFiled: June 29, 2022Date of Patent: July 30, 2024Assignee: The Toronto-Dominion BankInventors: Alexey Shpurov, Milos Dunjic, Brian Andrew Lam
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Patent number: 12047116Abstract: Systems and methods are provided for enhancing techniques for provisioning optical channels to allow optical networks to operate in an optimal fashion. A method, according to one implementation, includes receiving measured optical performance parameters of a plurality of optical channels transmitted over an optical spectrum between two network elements in an optical line system; determining a performance profile of the optical spectrum based on the measured optical performance parameters; translating the performance profile into configuration information for the two network elements; and causing provisioning of the two network elements based on the configuration information. The measured optical performance parameters are for one or more unassigned optical channels on the optical spectrum, with the measured optical performance parameters being made on one or more optical modems.Type: GrantFiled: May 30, 2023Date of Patent: July 23, 2024Assignee: Ciena CorporationInventors: Priyanth Mehta, Yang Ding, Andrew Kam, Nathan Lam
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Publication number: 20240156460Abstract: A method comprises delivering a medical implant and a delivery device to a tissue wall within a heart of a patient. The delivery device can be attached to the medical implant. The method further involves maneuvering the delivery device to place at least a portion of the medical implant at a desired position with respect to the tissue wall and delivering an expandable stagnation device proximate to the medical implant. The expandable stagnation device is configured to at least partially inhibit blood flow. The method further involves injecting a contrast solution between at least a portion of the medical implant and at least a portion of the expandable stagnation device, collapsing the expandable stagnation device, and detaching the delivery device from the medical implant.Type: ApplicationFiled: December 21, 2023Publication date: May 16, 2024Inventor: Jonathan Andrew Lam
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Patent number: 11886764Abstract: The present disclosure involves systems, software, and computer implemented methods for presenting information and/or services to a user. One example method includes establishing a user session between a computing device operated by an entity and a first user device operated by a customer of the entity. The first user device provides a first interface through which the customer participates in the user session. The method also includes determining, based at least on a complexity of first information to be provided to the customer, to change the first interface to a new interface. Further, the method includes selecting, based on the complexity of the first information, a new interface, where the new interface is provided by at least a second user device. Furthermore, the method includes implementing the new interface to facilitate for the customer to participate in the user session.Type: GrantFiled: June 8, 2021Date of Patent: January 30, 2024Inventor: Brian Andrew Lam
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Publication number: 20230338028Abstract: A delivery system comprises a catheter configured to be delivered through a blood flow pathway of a heart and an implant configured to maintain an opening in a tissue wall to allow blood flow through the opening and into the blood flow pathway and be delivered via the catheter. The implant is at least partially composed of a flexible material to allow the implant to bend with the catheter.Type: ApplicationFiled: June 16, 2023Publication date: October 26, 2023Inventors: Daniel James Murray, Eric Jason Noda, Linda Thai, Jonathan Andrew Lam
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Publication number: 20230327159Abstract: An energy conversion device for conversion of chemical energy into electricity. The energy conversion device has a first and second electrode. A substrate is present that has a porous semiconductor or dielectric layer placed thereover. The porous semiconductor or dielectric layer can be a nano-engineered structure. A porous catalyst material is placed on at least a portion of the porous semiconductor or dielectric layer such that at least some of the porous catalyst material enters the nano-engineered structure of the porous semiconductor or dielectric layer, thereby forming an intertwining region.Type: ApplicationFiled: May 31, 2023Publication date: October 12, 2023Applicant: QUSWAMI, INC.Inventors: Jawahar GIDWANI, Arash HAZEGHI, Andrew LAM, Attila HORVATH
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Patent number: 11699799Abstract: An energy conversion device for conversion of chemical energy into electricity. The energy conversion device has a first and second electrode. A substrate is present that has a porous semiconductor or dielectric layer placed thereover. The porous semiconductor or dielectric layer can be a nano-engineered structure. A porous catalyst material is placed on at least a portion of the porous semiconductor or dielectric layer such that at least some of the porous catalyst material enters the nano-engineered structure of the porous semiconductor or dielectric layer, thereby forming an intertwining region.Type: GrantFiled: February 5, 2020Date of Patent: July 11, 2023Assignee: QUSWAMI, INC.Inventors: Jawahar Gidwani, Arash Hazeghi, Andrew Lam, Attila Horvath
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Publication number: 20230155810Abstract: The disclosed exemplary embodiments include computer-implemented apparatuses and methods that validate confidential data based privacy-preserving homomorphic computations involving encrypted data. For example, an apparatus may receive, from a first computing system, encrypted data that includes a first encrypted value representative of at least one of first account data or an element of cryptographic data. Based on the first encrypted value and on second encrypted values, the apparatus may generate encrypted residual values representative of second account data associated with one or more reference accounts, and the apparatus may request and receive a decrypted residual value associated with each of the encrypted residual values from a second computing system. The apparatus may transmit the decrypted residual values to the first computing system, which may validate the first account data based on at least the decrypted residual values and perform operations associated with the validated first account data.Type: ApplicationFiled: January 13, 2023Publication date: May 18, 2023Inventors: Brian Andrew LAM, Milos Dunjic, Alexey Shpurov
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Patent number: 11595384Abstract: There is a provided a digital identity network interface system that may include a communications module and a processor. The processor may be configured to receive a signal representing a digital identity request, the digital identity request defining one or more scopes associated with the request, at least one of the scopes identifying a data type associated with the request, generate a query based on the scopes by translating at least one of the scopes into a query having a query format associated with a digital identity network, the digital identity network storing data associated with a plurality of users, send a signal representing the query to the digital identity network, send a link to an authorization device, after successful authentication, obtain data associated with the digital identity request from the digital identity network, and release at least some of the data.Type: GrantFiled: July 2, 2020Date of Patent: February 28, 2023Assignee: The Toronto-Dominion BankInventors: Malcolm Clarke, Brian Andrew Lam
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Publication number: 20230059618Abstract: An energy conversion device for conversion of various energy forms into electricity. The energy forms may be chemical, photovoltaic or thermal gradients. The energy conversion device has a first and second electrode. A substrate is present that has a porous semiconductor or dielectric layer placed thereover. The substrate itself can be planar, two-dimensional, or three-dimensional, and possess internal and external surfaces. These substrates may be rigid, flexible and/or foldable. The porous semiconductor or dielectric layer can be a nano-engineered structure. A porous conductor material is placed on at least a portion of the porous semiconductor or dielectric layer such that at least some of the porous conductor material enters the nano-engineered structure of the porous semiconductor or dielectric layer, thereby forming an intertwining region.Type: ApplicationFiled: October 21, 2022Publication date: February 23, 2023Inventors: Jawahar M. Gidwani, Attila Horvath, Andrew Lam
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Patent number: 11588617Abstract: The disclosed exemplary embodiments include computer-implemented apparatuses and methods that validate confidential data based privacy-preserving homomorphic computations involving encrypted data. For example, an apparatus may receive, from a first computing system, encrypted data that includes a first encrypted value representative of at least one of first account data or an element of cryptographic data. Based on the first encrypted value and on second encrypted values, the apparatus may generate encrypted residual values representative of second account data associated with one or more reference accounts, and the apparatus may request and receive a decrypted residual value associated with each of the encrypted residual values from a second computing system. The apparatus may transmit the decrypted residual values to the first computing system, which may validate the first account data based on at least the decrypted residual values and perform operations associated with the validated first account data.Type: GrantFiled: June 1, 2021Date of Patent: February 21, 2023Assignee: The Toronto-Dominion BankInventors: Brian Andrew Lam, Milos Dunjic, Alexey Shpurov
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Publication number: 20230006809Abstract: The disclosed exemplary embodiments include computer-implemented systems, apparatuses, and processes that perform homomorphic computations on encrypted third-party data within a distributed computing environment. For example, an apparatus receives a homomorphic public key and encrypted transaction data characterizing an exchange of data from a computing system, and encrypts modelling data associated with a first predictive model using the homomorphic public key. The apparatus may perform homomorphic computations that apply the first predictive model to the encrypted transaction data in accordance with the encrypted first modelling data, and transmit an encrypted first output of the homomorphic computations to the computing system, which may decrypt the encrypted first output using a homomorphic private key and generate decrypted output data indicative of a predicted likelihood that the data exchange represents fraudulent activity.Type: ApplicationFiled: September 8, 2022Publication date: January 5, 2023Inventors: Alexey SHPUROV, Lovell HODGE, Brian Andrew LAM, Leslie Carol THOMAS
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Patent number: 11502207Abstract: An energy conversion device for conversion of various energy forms into electricity. The energy forms may be chemical, photovoltaic or thermal gradients. The energy conversion device has a first and second electrode. A substrate is present that has a porous semiconductor or dielectric layer placed thereover. The substrate itself can be planar, two-dimensional, or three-dimensional, and possess internal and external surfaces. These substrates may be rigid, flexible and/or foldable. The porous semiconductor or dielectric layer can be a nano-engineered structure. A porous conductor material is placed on at least a portion of the porous semiconductor or dielectric layer such that at least some of the porous conductor material enters the nano-engineered structure of the porous semiconductor or dielectric layer, thereby forming an intertwining region.Type: GrantFiled: August 3, 2020Date of Patent: November 15, 2022Assignee: QuSwami, Inc.Inventors: Jawahar M. Gidwani, Andrew Lam, Attila Horvath
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Publication number: 20220329431Abstract: The disclosed exemplary embodiments include computer-implemented systems, devices, apparatuses, and processes that maintain data confidentiality in communications involving voice-enabled devices operating within a distributed computing environment. By way of example, an apparatus may receive, from a communications system across a public communications network, a request for an element of data generated by the computing system based on first audio content obtained at a device. The apparatus may obtain the requested data element and further, may generate acoustic data representative of at least a portion of the requested data element. The apparatus may also generate an encrypted response to the received request that includes the acoustic data, and transmit the encrypted response to the device across the public communications network.Type: ApplicationFiled: June 29, 2022Publication date: October 13, 2022Inventors: Alexey SHPUROV, Milos DUNJIC, Brian Andrew LAM