Patents by Inventor David Yan
David Yan 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: 20250051350Abstract: Compounds of formulae PT-1, PT-2, PT-4, PT-13, PT-14, PT-20, PT-23 to PT-25, and PT-27 to PT-30, and their salts, pharmaceutical formulations containing them, and the use of these derivatives for the treatment of fibrotic diseases.Type: ApplicationFiled: July 18, 2024Publication date: February 13, 2025Applicant: GreenStone Biosciences, Inc.Inventors: Joseph C. Wu, Honit Piplani, Hao Zhang, Rabindra Vishwadev Shivnaraine, Christopher David Yan
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Patent number: 12173602Abstract: A downhole logging device, a method of logging a wellbore, and a wellbore logging system are disclosed herein. In one example, the wellbore logging system includes surface equipment operable for monitoring logging operations in a wellbore based on downhole data measurements and a downhole logging device, coupled to the surface equipment through a downhole communications link. The downhole logging device includes one or more downhole tools having at least one data sensor each that captures the downhole data measurements from the wellbore, and a data compression unit that provides a data compression portion and a residual data portion of the downhole data measurements, wherein the data compression portion is provided, via the downhole communications link, to the surface equipment for the monitoring, and the residual data portion is stored downhole.Type: GrantFiled: July 11, 2019Date of Patent: December 24, 2024Assignee: Halliburton Energy Services, Inc.Inventors: William Joseph Schaecher, David Yan Lap Wong
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Publication number: 20240378526Abstract: The present invention relates to a system and a method implemented by an intelligent module. The system comprises an interface, an artificial intelligence module, and an intelligent flow framework module. The intelligent flow framework module is communicatively coupled to the interface and the artificial intelligence module. The intelligent flow framework module is configured to define at least one task based on an event and contextual data for completing a mission. The system provides the ability to adapt quickly to changing circumstances and make intelligent decisions to ensure the successful completion of missions/objectives.Type: ApplicationFiled: January 16, 2024Publication date: November 14, 2024Applicant: NEWO.AIInventors: David Yan, Aleksandr Mertvetsov, Viacheslav Seledkin
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Publication number: 20240289680Abstract: Systems, apparatuses and methods provide technology that identifies a plurality of data samples of a data set. In response to a trigger, the technology identifies a first subset of samples of the plurality of data samples that are outside a range associated with a decision boundary of a machine learning model, and removes the first subset of samples from the data set to generate a modified training set. The technology train the machine learning model based on the modified training set.Type: ApplicationFiled: February 15, 2023Publication date: August 29, 2024Applicant: Meta Platforms, Inc.Inventors: Yue Xing, David Yan, Fei Wu, Pamela Bhattacharya, Ashutosh Pandey
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Publication number: 20230321077Abstract: Treatment of dilated cardiomyopathy in a subject by combination treatment with a tyrosine kinase inhibitor and a statin.Type: ApplicationFiled: April 10, 2023Publication date: October 12, 2023Applicant: GreenStone Biosciences, Inc.Inventors: Joseph C. Wu, Chun Liu, Christopher David Yan, Celine Lai
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Publication number: 20230191318Abstract: Electrochemical devices including electrochemically-driven carbon dioxide separators are disclosed, the devices including electrodes comprised of an anion exchange polymer and a charge storage compound such as nickel hydroxide and a membrane comprising an anion exchange poiymer, the membrane having a channel for inflow of a carbon dioxide-containing gas within the membrane.Type: ApplicationFiled: May 20, 2021Publication date: June 22, 2023Inventors: Yushan Yan, Stephanie Matz, David Yan, Rohan Razdan, Brian Setzler
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Publication number: 20230078263Abstract: An example method of document cluster labeling comprises: selecting a current document cluster of a plurality of document clusters (e.g., the current document cluster can have documents organized using a DBSCAN or OPTICS algorithm); initializing a label associated with the current document cluster; selecting a term from a list of terms comprised by the document cluster; appending the term to the label associated with the current document cluster; responsive to determining that the label is found in a label dictionary, iteratively selecting a next term from the list of terms comprised by the document cluster and appending the next term to the label associated with the current document cluster; responsive to failing to locate the label in the label dictionary, inserting the label into the label dictionary; and associating the label with the current document cluster.Type: ApplicationFiled: September 21, 2022Publication date: March 16, 2023Inventors: Viacheslav Seledkin, David Yan, Marina Chilingaryan
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Patent number: 11574069Abstract: An example method comprises: receiving a natural language text; transforming, by a neural network, the natural language text into a numeric representation comprising a plurality of numeric values; discarding the natural language text; and performing, using the numeric representation of the natural language text, an information extraction task.Type: GrantFiled: June 16, 2020Date of Patent: February 7, 2023Assignee: Visier Solutions Inc.Inventors: David Yan, Victor Kuznetsov, Anton Kirillov, Viacheslav Seledkin
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Publication number: 20220213787Abstract: A downhole logging device, a method of logging a wellbore, and a wellbore logging system are disclosed herein. In one example, the wellbore logging system includes surface equipment operable for monitoring logging operations in a wellbore based on downhole data measurements and a downhole logging device, coupled to the surface equipment through a downhole communications link. The downhole logging device includes one or more downhole tools having at least one data sensor each that captures the downhole data measurements from the wellbore, and a data compression unit that provides a data compression portion and a residual data portion of the downhole data measurements, wherein the data compression portion is provided, via the downhole communications link, to the surface equipment for the monitoring, and the residual data portion is stored downhole.Type: ApplicationFiled: July 11, 2019Publication date: July 7, 2022Inventors: William Joseph Schaecher, David Yan Lap Wong
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Publication number: 20220147900Abstract: An example method of employee experience and efficiency evaluation based on the employee's collaboration circles comprises: identifying, by a computer system, based on processing a plurality of documents reflecting communications of a specified person, a collaboration circle of the specified person; generating, based on a set of previously collected responses reflecting experience and efficiency of the employee, a set of questions with respect to experience and efficiency of the employee; presenting the set of questions to a plurality of persons comprised by the collaboration circle; collecting responses to the set of questions from the plurality of persons comprised by the collaboration circle; and generating a dashboard reflecting the collected responses.Type: ApplicationFiled: November 10, 2021Publication date: May 12, 2022Inventors: David Yan, Victor Kuznetsov, Egor Vorogushin
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Patent number: 11288616Abstract: A method to predict problematic actions in an organization, executed by a processing device, includes accessing stored employee-related data, such as at least one of emails, surveys, minutes, or records of conversations, identifying a subset of the employee-related data that is associated with an employee, and predicting, based on the subset of the employee-related data associated with the employee, at least one of a likelihood that the employee is engaged in an adverse relation with other employees or a likelihood that the employee is to resign from the organization within a period of time.Type: GrantFiled: February 1, 2019Date of Patent: March 29, 2022Assignee: YVA.AI, INC.Inventors: David Yan, Victor Kuznetsov, Aleksandr Mertvetsov, Marina Chilingaryan, Eric Pelletier
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Publication number: 20210349929Abstract: An example method of method of document cluster labeling comprises: selecting a current document cluster of a plurality of document clusters; initializing a label associated with the current document cluster; selecting a term from a list of terms comprised by the document cluster; appending the term to the label associated with the current document cluster; responsive to determining that the label is found in a label dictionary, iteratively selecting a next term from the list of terms comprised by the document cluster and appending the next term to the label associated with the current document cluster; responsive to failing to locate the label in the label dictionary, inserting the label into the label dictionary; and associating the label with the current document cluster.Type: ApplicationFiled: July 26, 2021Publication date: November 11, 2021Inventors: Viacheslav Seledkin, David Yan, Marina Chilingaryan
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Patent number: 11074285Abstract: An example method of document clustering comprises: representing each document of a plurality of documents by a vector comprising a first plurality of real values, wherein each real value of the first plurality of real values reflects a first frequency-based metric of a term comprised by the document; partitioning the plurality of documents into a first set of document clusters based on distances between vectors representing the documents; representing each document cluster of the first set of document clusters by a vector comprising a second plurality of real values, wherein each real value of the second plurality of real values reflects a second frequency-based metric of a term comprised by the document cluster; and partitioning the first set of document clusters into a second set of document clusters based on distances between vectors representing the document clusters of the first set of document clusters.Type: GrantFiled: May 7, 2018Date of Patent: July 27, 2021Assignee: YVA.AI, INC.Inventors: Viacheslav Seledkin, David Yan, Marina Chilingaryan
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Patent number: 10904196Abstract: A task assistant identifies a correspondence received by a source associated with a user and determines that the correspondence includes a request. The task assistant further determines a ranking associated with the request based on one or more characteristics of the request and of the correspondence. In response to the ranking of the request exceeding a threshold, the task assistant generates a notification associated with the request and provides the notification to a client device associated with the user.Type: GrantFiled: February 7, 2020Date of Patent: January 26, 2021Assignee: YVA.AI, INC.Inventors: David Yan, Victor Bocharov, Polina Kananykina, Anton Gordienko, Victor Kuznetsov, Aleksandr Mertvetsov
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Publication number: 20200401716Abstract: An example method comprises: receiving a natural language text; transforming, by a neural network, the natural language text into a numeric representation comprising a plurality of numeric values; discarding the natural language text; and performing, using the numeric representation of the natural language text, an information extraction task.Type: ApplicationFiled: June 16, 2020Publication date: December 24, 2020Inventors: David Yan, Victor Kuznetsov, Anton Kirillov, Viacheslav Seledkin
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Patent number: 10781688Abstract: A system, in some embodiments, comprises: a light source; a fiber optic cable coupled to surface equipment and to downhole equipment and illuminated with fixed-wavelength light by said light source; and a modulator to modulate said fixed-wavelength light in the fiber optic cable to communicate data between the surface equipment and the downhole equipment, wherein the modulator uses a modified half-duplex telemetry scheme.Type: GrantFiled: February 29, 2016Date of Patent: September 22, 2020Assignee: Halliburton Energy Services, Inc.Inventors: Srividhya Veeravalli Murali, Daniel Joshua Stark, David Yan Lap Wong, Boguslaw Wiecek
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Publication number: 20200177536Abstract: A task assistant identifies a correspondence received by a source associated with a user and determines that the correspondence includes a request. The task assistant further determines a ranking associated with the request based on one or more characteristics of the request and of the correspondence. In response to the ranking of the request exceeding a threshold, the task assistant generates a notification associated with the request and provides the notification to a client device associated with the user.Type: ApplicationFiled: February 7, 2020Publication date: June 4, 2020Inventors: David Yan, Victor Bocharov, Polina Kananykina, Anton Gordienko, Victor Kuznetsov, Aleksandr Mertvetsov
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Patent number: 10560417Abstract: A task assistant identifies a correspondence received by a source associated with a user and determines that the correspondence includes a request. The task assistant further determines a ranking associated with the request based on one or more characteristics of the request and of the correspondence. In response to the ranking of the request exceeding a threshold, the task assistant generates a notification associated with the request and provides the notification to a client device associated with the user.Type: GrantFiled: August 30, 2017Date of Patent: February 11, 2020Assignee: YVA.AI, Inc.Inventors: David Yan, Victor Bocharov, Polina Kananykina, Anton Gordienko, Victor Kuznetsov, Aleksandr Mertvetsov
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Patent number: 10508504Abstract: An example slip-ring interface may include a first section and a second section rotationally independent from the first section. At least one conductor path between the first section and the second section may be selectively associated with and dedicated to the transmission of signals with a first signal type. At least one conductor path between the first section and the second section may be selectively associated with and dedicated to the transmission of signals with a second signal type. If error conditions occur, the signal types associated with one or more of the conductor paths may be changed so that signals of both the first and second signal types are transmitted across the interface.Type: GrantFiled: December 12, 2013Date of Patent: December 17, 2019Assignee: Halliburton Energy Services, Inc.Inventors: John R. Hardin, Jr., Christopher A. Golla, Jonathan P. Zacharko, David Yan Lap Wong, Daniel M. Winslow, Richard Thomas Hay, Kennedy Kirkhope, Clint P. Lozinsky
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Publication number: 20190244152Abstract: A method to predict problematic actions in an organization, executed by a processing device, includes accessing stored employee-related data, such as at least one of emails, surveys, minutes, or records of conversations, identifying a subset of the employee-related data that is associated with an employee, and predicting, based on the subset of the employee-related data associated with the employee, at least one of a likelihood that the employee is engaged in an adverse relation with other employees or a likelihood that the employee is to resign from the organization within a period of time.Type: ApplicationFiled: February 1, 2019Publication date: August 8, 2019Inventors: David Yan, Victor Kuznetsov, Aleksandr Mertvetsov, Marina Chilingaryan, Eric Pelletier