Patents by Inventor Randall Davis
Randall Davis 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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Patent number: 12176084Abstract: A method includes receiving data representing graphomotor motion during a succession of executions of graphomotor diagnostic tasks performed in a medical context by a subject, processing the received data using a computer, including determining a first set of quantitative features from a first execution of a task by the subject, and determining a second set of quantitative features from a second execution of a task by the subject, determining one or more metrics based on a comparison to the successive executions, including using at least the first set of quantitative features and the second set of quantitative features to determine said metrics, and providing a diagnostic report associated with neurocognitive mechanisms underlying the subject's execution of the tasks based on the determined metrics.Type: GrantFiled: November 9, 2023Date of Patent: December 24, 2024Assignees: MASSACHUSETTS INSTITUTE OF TECHNOLOGY, LAHEY CLINIC FOUNDATION, INC.Inventors: Randall Davis, Dana L. Penney
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Patent number: 12158462Abstract: A method of forming a nanopore in a lipid bilayer is disclosed. A nanopore forming solution is deposited over a lipid bilayer. The nanopore forming solution has a concentration level and a corresponding activity level of pore molecules such that nanopores are substantially not formed un-stimulated in the lipid bilayer. Formation of a nanopore in the lipid bilayer is initiated by applying an agitation stimulus level to the lipid bilayer. In some embodiments, the concentration level and the corresponding activity level of pore molecules are at levels such that less than 30 percent of a plurality of available lipid bilayers have nanopores formed un-stimulated therein.Type: GrantFiled: September 21, 2023Date of Patent: December 3, 2024Assignee: Roche Sequencing Solutions, Inc.Inventors: Roger J. A. Chen, Randall Davis
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Publication number: 20240352765Abstract: A sub-surface pole and pole foundation remover having a portable frame, a cylinder mounted on the frame and configured to receive pressurized fluid, a lifting piston slidably mounted in the cylinder, a grapnel connected to the lifting piston and having a plurality of lower arms that extend from a bottom circular support and that are configured to grip a sub-surface pole located below ground, and a control lever configured to direct the pressurized fluid to the cylinder that is actuated to cause the lifting piston to extend and push the grapnel upward relative to the portable frame to remove the pole from the ground. The grapnel may have a top circular support and a middle circular support connected to the top circular support by a plurality of flexible cables. A cinching cable may be used to grip the pole, the grapnel may have gripping teeth and fluid may be hydraulic.Type: ApplicationFiled: May 29, 2024Publication date: October 24, 2024Inventors: Randy Edward Davis, Jeffrey Randall Davis
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Patent number: 12077817Abstract: The present disclosure provides biochips and methods for making biochips. A biochip can comprise a nanopore in a membrane (e.g., lipid bilayer) adjacent or in proximity to an electrode. Methods are described for forming the membrane and inserting the nanopore into the membrane. The biochips and methods can be used for nucleic acid (e.g., DNA) sequencing. The present disclosure also describes methods for detecting, sorting, and binning molecules (e.g., proteins) using biochips.Type: GrantFiled: March 4, 2022Date of Patent: September 3, 2024Assignee: Roche Sequencing Solutions, Inc.Inventors: Randall Davis, Roger Chen
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Patent number: 12059264Abstract: Systems and methods are disclosed for detecting tremors in a subject. One method comprises receiving data from a digital device, the data comprising a plurality of digital device positions and a plurality of timestamps, each timestamp in the plurality of timestamps being associated with a digital device position in the plurality of digital device positions. The method further comprises determining a plurality of frequencies of hand movements of the subject based on the plurality of digital device positions and plurality of timestamps. The method further comprises determining a subportion of the data corresponding to frequencies of hand movements above a low tremor threshold, and determining a magnitude of tremors of the subject's hand based, at least in part, on the subportion of the data.Type: GrantFiled: April 2, 2021Date of Patent: August 13, 2024Assignee: LINUS HEALTH, INC.Inventors: Randall Davis, Catherine Medlock, Bruce Musicus, Alan V. Oppenheim, Dana L. Penney, William A. Souillard-Mandar
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Publication number: 20240264142Abstract: Provided herein are methods and compositions for detecting and/or quantitating target analytes, including nucleic acids and polypeptides, using nanopore detectable barcodes.Type: ApplicationFiled: December 11, 2023Publication date: August 8, 2024Inventor: Randall Davis
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Patent number: 12012774Abstract: A sub-surface pole and pole foundation remover having a portable frame, a cylinder mounted on the frame and configured to receive pressurized fluid, a lifting piston slidably mounted in the cylinder, a grapnel connected to the lifting piston and having a plurality of lower arms that extend from a bottom circular support and that are configured to grip a sub-surface pole located below ground, and a control lever configured to direct the pressurized fluid to the cylinder that is actuated to cause the lifting piston to extend and push the grapnel upward relative to the portable frame to remove the pole from the ground. The grapnel may have a top circular support and a middle circular support connected to the top circular support by a plurality of flexible cables. A cinching cable may be used to grip the pole, the grapnel may have gripping teeth and fluid may be hydraulic.Type: GrantFiled: January 10, 2022Date of Patent: June 18, 2024Inventors: Randy Edward Davis, Jeffrey Randall Davis
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Patent number: 11965210Abstract: This disclosure provides systems and methods for molecular identification and polymer (e.g., nucleic acid) sequencing using nanopores. The polymer may be passed through or in proximity to the nanopore and various subunits of the polymer may affect the current flowing through the nanopore. The various subunits may be identified by measuring the current at a plurality of voltages applied across the nanopore and/or membrane. In some cases, the polymerization of tagged nucleotides presents tag molecules to the nanopore that can be identified by measuring the current at a plurality of voltages applied across the nanopore and/or membrane. Also provided herein are systems and methods for sequencing both the sense and anti-sense strand of a double stranded nucleic acid molecule with a nanopore and methods for using ribonucleic acid (RNA) speed bump molecules to slow the passage of a nucleic acid molecule through or in proximity to a nanopore.Type: GrantFiled: April 17, 2020Date of Patent: April 23, 2024Assignee: Roche Sequencing Solutions, Inc.Inventors: Randall Davis, Roger Chen
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Publication number: 20240079106Abstract: A method includes receiving data representing graphomotor motion during a succession of executions of graphomotor diagnostic tasks performed in a medical context by a subject, processing the received data using a computer, including determining a first set of quantitative features from a first execution of a task by the subject, and determining a second set of quantitative features from a second execution of a task by the subject, determining one or more metrics based on a comparison to the successive executions, including using at least the first set of quantitative features and the second set of quantitative features to determine said metrics, and providing a diagnostic report associated with neurocognitive mechanisms underlying the subject's execution of the tasks based on the determined metrics.Type: ApplicationFiled: November 9, 2023Publication date: March 7, 2024Applicants: MASSACHUSETTS INSTITUTE OF TECHNOLOGY, LAHEY CLINIC FOUNDATION, INC.Inventors: Randall Davis, Dana L. Penney
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Publication number: 20240011970Abstract: A method of forming a nanopore in a lipid bilayer is disclosed. A nanopore forming solution is deposited over a lipid bilayer. The nanopore forming solution has a concentration level and a corresponding activity level of pore molecules such that nanopores are substantially not formed un-stimulated in the lipid bilayer. Formation of a nanopore in the lipid bilayer is initiated by applying an agitation stimulus level to the lipid bilayer. In some embodiments, the concentration level and the corresponding activity level of pore molecules are at levels such that less than 30 percent of a plurality of available lipid bilayers have nanopores formed un-stimulated therein.Type: ApplicationFiled: September 21, 2023Publication date: January 11, 2024Inventors: Roger J.A. Chen, Randall Davis
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Patent number: 11848083Abstract: A method includes receiving data representing graphomotor motion during a succession of executions of graphomotor diagnostic tasks performed in a medical context by a subject, processing the received data using a computer, including determining a first set of quantitative features from a first execution of a task by the subject, and determining a second set of quantitative features from a second execution of a task by the subject, determining one or more metrics based on a comparison to the successive executions, including using at least the first set of quantitative features and the second set of quantitative features to determine said metrics, and providing a diagnostic report associated with neurocognitive mechanisms underlying the subject's execution of the tasks based on the determined metrics.Type: GrantFiled: February 2, 2021Date of Patent: December 19, 2023Assignees: Massachusetts Institute of Technology, Lahey Clinic Foundation Inc.Inventors: Randall Davis, Dana L. Penney
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Patent number: 11821034Abstract: Provided are methods of nucleic acid sample preparation for analysis, including analysis using nanopore sequencing applications. In particular provided are methods that allow for the creation of circular and linear DNA samples that contain asymmetric ends to ligate different and desired adaptors to the end of the sample, methods to create single nucleic acid molecules that automatically form concatemers for higher sequencing throughput; methods to create multiple copies (temperature dependent, multi-primed, open-fold replication) of one original nucleic acid sample, or to create single nucleic acid molecules containing multiple copies of more than one original nucleic acid sample (concatemerized samples) for improved accuracy and throughput are described; and methods for improved modified base calling.Type: GrantFiled: July 28, 2021Date of Patent: November 21, 2023Assignee: Roche Sequencing Solutions, Inc.Inventors: Randall Davis, Michael Dorwart, Janine Mok
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Patent number: 11768195Abstract: A method of forming a nanopore in a lipid bilayer is disclosed. A nanopore forming solution is deposited over a lipid bilayer. The nanopore forming solution has a concentration level and a corresponding activity level of pore molecules such that nanopores are substantially not formed un-stimulated in the lipid bilayer. Formation of a nanopore in the lipid bilayer is initiated by applying an agitation stimulus level to the lipid bilayer. In some embodiments, the concentration level and the corresponding activity level of pore molecules are at levels such that less than 30 percent of a plurality of available lipid bilayers have nanopores formed un-stimulated therein.Type: GrantFiled: August 16, 2021Date of Patent: September 26, 2023Assignee: Roche Sequencing Solutions, Inc.Inventors: Roger J. A. Chen, Randall Davis
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Publication number: 20230278027Abstract: The present disclosure provides methods and systems for detecting a presence or absence of analytes. The systems may comprise membrane-based substrates.Type: ApplicationFiled: February 22, 2023Publication date: September 7, 2023Inventor: Randall Davis
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Publication number: 20230220700Abstract: A sub-surface pole and pole foundation remover having a portable frame, a cylinder mounted on the frame and configured to receive pressurized fluid, a lifting piston slidably mounted in the cylinder, a grapnel connected to the lifting piston and having a plurality of lower arms that extend from a bottom circular support and that are configured to grip a sub-surface pole located below ground, and a control lever configured to direct the pressurized fluid to the cylinder that is actuated to cause the lifting piston to extend and push the grapnel upward relative to the portable frame to remove the pole from the ground. The grapnel may have a top circular support and a middle circular support connected to the top circular support by a plurality of flexible cables. A cinching cable may be used to grip the pole, the grapnel may have gripping teeth and fluid may be hydraulic.Type: ApplicationFiled: January 10, 2022Publication date: July 13, 2023Inventors: Randy Edward Davis, Jeffrey Randall Davis
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Patent number: 11608523Abstract: This disclosure provides systems and methods for sequencing nucleic acids using nucleotide analogues and translocation of tags from incorporated nucleotide analogues through a nanopore. In aspects, this disclosure is related to compositions, methods, and systems for sequencing nucleic acids using tag molecules and detection of translocation through a nanopore of tags released from incorporation of the molecule.Type: GrantFiled: September 22, 2017Date of Patent: March 21, 2023Assignees: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK, ROCHE SEQUENCING SOLUTIONS, INC.Inventors: Jingyue Ju, Randall Davis, Roger Chen
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Publication number: 20230010193Abstract: This disclosure provides systems and methods for attaching nanopore-detectable tags to nucleotides. The disclosure also provides methods for sequencing nucleic acids using the disclosed tagged nucleotides.Type: ApplicationFiled: July 1, 2022Publication date: January 12, 2023Applicants: The Trustees of Columbia University in the City of New York, Roche Sequencing Solutions, Inc.Inventors: Carl W. Fuller, Shiv Kumar, Jingyue Ju, Randall Davis, Roger Chen
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Patent number: 11528247Abstract: There is provided a system and method for user generated gameplay in chat. The system including a memory storing a text and multimedia messaging software application, and a processor configured to execute the text and multimedia messaging software application to initiate a message exchange session with a remote mobile device, in response to a request received from a user of the mobile device, the message exchange session displaying a user interface for exchanging text and multimedia messages, provide a plurality of games for selection by the user to be played during the message exchange session and within the user interface for exchanging text and multimedia messages, receive a selection of one of the plurality of games by the user after initiating the message exchange session, and initiate the one of the plurality of games for playing within the user interface for exchanging text and multimedia messages.Type: GrantFiled: June 6, 2019Date of Patent: December 13, 2022Assignee: Disney Enterprises, Inc.Inventors: John Crocker, Randall Davis, Orrin Shively, Christopher W. Heatherly, James Molinets
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Patent number: 11505827Abstract: Systems and methods of polynucleotide sequencing are provided. Systems and methods optimize control, speed, movement, and/or translocation of a sample (e.g., a polynucleotide) within, through, or at least partially through a nanopore or a type of protein or mutant protein in order to accumulate sufficient time and current blocking information to identify contiguous nucleotides or plurality of nucleotides in a single-stranded area of a polynucleotide.Type: GrantFiled: March 12, 2019Date of Patent: November 22, 2022Assignee: Roche Sequencing Solutions, Inc.Inventors: Timothy Geiser, Randall Davis, Roger Chen
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Publication number: 20220333187Abstract: The present disclosure provides biochips and methods for making biochips. A biochip can comprise a nanopore in a membrane (e.g., lipid bilayer) adjacent or in proximity to an electrode. Methods are described for forming the membrane and inserting the nanopore into the membrane. The biochips and methods can be used for nucleic acid (e.g., DNA) sequencing. The present disclosure also describes methods for detecting, sorting, and binning molecules (e.g., proteins) using biochips.Type: ApplicationFiled: March 4, 2022Publication date: October 20, 2022Applicant: Roche Sequencing Solutions, Inc.Inventors: Randall DAVIS, Roger CHEN