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).
-
Publication number: 20240108720Abstract: The present invention relates to eliciting an immune response in a subject by sole administration of an adjuvant, wherein the adjuvant is associated with a population of polymersomes.Type: ApplicationFiled: February 2, 2022Publication date: April 4, 2024Applicant: ACM BIOLABS PTE LTDInventors: Madhavan NALLANI, Jian Hang LAM, Thomas Andrew CORNELL, Amit Kumar KHAN, LIam Thomas MARTIN
-
Publication number: 20240108412Abstract: 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: September 26, 2023Publication date: April 4, 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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
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
-
Patent number: 11469878Abstract: 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: GrantFiled: January 24, 2020Date of Patent: October 11, 2022Assignee: The Toronto-Dominion BankInventors: Alexey Shpurov, Lovell Hodge, Brian Andrew Lam, Leslie Carol Thomas
-
Patent number: 11444782Abstract: The disclosed exemplary embodiments include computer-implemented systems, apparatuses, and processes that dynamically manage exchanges of data using a cryptographically secure distributed ledger and homomorphic commitments. For example, and in response to an occurrence of a triggering event, an apparatus may obtain parameter values that characterize the data exchange, first commitment values representative of the parameter values, and a first digital signature. In response to a verification of the first digital signature, the apparatus may apply a second digital signature to commitment data that includes the first commitment values and a second commitment value representative of the first digital signature. The apparatus may transmit a signal that includes the commitment data and the second digital signature to a computing system, which generates an element of distributed ledger that includes the commitment data and the second digital signature in response to a verification of the second digital signature.Type: GrantFiled: October 12, 2020Date of Patent: September 13, 2022Assignee: The Toronto-Dominion BankInventors: Brian Andrew Lam, Alexey Shpurov, Helena Litani
-
Patent number: 11411734Abstract: 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: October 17, 2019Date of Patent: August 9, 2022Assignee: The Toronto-Dominion BankInventors: Alexey Shpurov, Milos Dunjic, Brian Andrew Lam
-
Publication number: 20220140997Abstract: 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: June 1, 2021Publication date: May 5, 2022Inventors: Brian Andrew LAM, Milos DUNJIC, Alexey SHPUROV
-
Publication number: 20220075880Abstract: 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: ApplicationFiled: November 12, 2021Publication date: March 10, 2022Inventors: Alexey SHPUROV, Milos DUNJIC, Brian Andrew LAM
-
Patent number: 11200328Abstract: 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: October 17, 2019Date of Patent: December 14, 2021Assignee: The Toronto-Dominion BankInventors: Alexey Shpurov, Milos Dunjic, Brian Andrew Lam
-
Publication number: 20210294557Abstract: 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: ApplicationFiled: June 8, 2021Publication date: September 23, 2021Applicant: The Toronto-Dominion BankInventor: Brian Andrew Lam