Patents by Inventor Daniel Alan Gregory
Daniel Alan Gregory 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: 12592826Abstract: Techniques for geospatial-temporal pathogen tracing include: obtaining, from multiple mobile devices in association with a first time, first contact tracing data including at least first geospatial traffic data and first values of a set of attributes associated with a pathogen; obtaining, from the multiple mobile devices in association with a second time, second contact tracing data including at least second geospatial traffic data and second values of the set of attributes associated with the pathogen; and applying at least the first contact tracing data and the second contact tracing data to a machine learning model, to obtain actionable intelligence associated with the pathogen.Type: GrantFiled: June 30, 2021Date of Patent: March 31, 2026Assignee: RTX BBN TECHNOLOGIES, INC.Inventors: Daniel Alan Gregory, Prithwish Basu, Zachary Ratliff, Siddharth Pal, Kimberly Gavin, Benjamin Montgomery, Joud Khoury
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Patent number: 12457110Abstract: Techniques for geospatial-temporal pathogen tracing in zero knowledge include: generating, by a first user device, a first proximity token for contact tracing; receiving, by the first user device, a second proximity token from a second user device; generating, by the first user device, a hash based on the first proximity token and the second proximity token; generating, by the first user device using a prover function of a preprocessing zero knowledge succinct non-interactive argument of knowledge (pp-zk-SNARK), a cryptographic proof attesting that an individual associated with the first user device tested positive for a pathogen; transmitting, by the first user device, first publicly verifiable exposure data including at least the cryptographic proof and the hash to a public registry; and applying at least the first publicly verifiable exposure data and second publicly verifiable exposure data to a machine learning model, to obtain actionable intelligence associated with the pathogen.Type: GrantFiled: June 30, 2021Date of Patent: October 28, 2025Assignee: RTX BBN TECHNOLOGIES, INC.Inventors: Daniel Alan Gregory, Prithwish Basu, Zachary Ratliff, Siddharth Pal, Kimberly Gavin, Benjamin Montgomery, Joud Khoury
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Publication number: 20220037035Abstract: Techniques for geospatial-temporal pathogen tracing include: obtaining, from multiple mobile devices in association with a first time, first contact tracing data including at least first geospatial traffic data and first values of a set of attributes associated with a pathogen; obtaining, from the multiple mobile devices in association with a second time, second contact tracing data including at least second geospatial traffic data and second values of the set of attributes associated with the pathogen; and applying at least the first contact tracing data and the second contact tracing data to a machine learning model, to obtain actionable intelligence associated with the pathogen.Type: ApplicationFiled: June 30, 2021Publication date: February 3, 2022Inventors: Daniel Alan Gregory, Prithwish Basu, Zachary Ratliff, Siddharth Pal, Kimberly Gavin, Benjamin Montgomery, Joud Khoury
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Publication number: 20220006635Abstract: Techniques for geospatial-temporal pathogen tracing in zero knowledge include: generating, by a first user device, a first proximity token for contact tracing; receiving, by the first user device, a second proximity token from a second user device; generating, by the first user device, a hash based on the first proximity token and the second proximity token; generating, by the first user device using a prover function of a preprocessing zero knowledge succinct non-interactive argument of knowledge (pp-zk-SNARK), a cryptographic proof attesting that an individual associated with the first user device tested positive for a pathogen; transmitting, by the first user device, first publicly verifiable exposure data including at least the cryptographic proof and the hash to a public registry; and applying at least the first publicly verifiable exposure data and second publicly verifiable exposure data to a machine learning model, to obtain actionable intelligence associated with the pathogen.Type: ApplicationFiled: June 30, 2021Publication date: January 6, 2022Inventors: Daniel Alan Gregory, Prithwish Basu, Zachary Ratliff, Siddharth Pal, Kimberly Gavin, Benjamin Montgomery, Joud Khoury
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Publication number: 20160004271Abstract: An accelerator pedal assembly is disclosed. The accelerator pedal assembly can include a pedal configured to be movable by a vehicle operator to control a speed of a vehicle. In addition, the accelerator pedal assembly can include an electromagnetic resistance mechanism coupled to the pedal. The electromagnetic resistance mechanism can be configured to provide a force to resist movement of the pedal by the operator to indicate an operational condition of the vehicle to the operator.Type: ApplicationFiled: July 1, 2014Publication date: January 7, 2016Inventors: Daniel Alan Gregory, John-Francis Mergen
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Patent number: 8919702Abstract: The systems and methods of the invention modulate atmospheric gases to temporarily increase the amount of atmospheric particles in the path of the debris, in order to decelerate the debris and accelerate natural orbital decay to the point of atmospheric re-entry. In one aspect of the invention, clearing the space debris includes propelling a plume of atmospheric gases substantially orthogonal to the path of the debris such that the debris collides with the gaseous plume as it passes through the plume. Increased atmospheric drag from the gaseous particles of the plume in the path of the debris obstructs a forward propagation of the debris and gradually decelerates the debris, leading eventually to atmospheric recapture.Type: GrantFiled: June 27, 2013Date of Patent: December 30, 2014Assignee: Raytheon BBN Technologies Corp.Inventors: Daniel Alan Gregory, John-Francis Mergen
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Patent number: 8657235Abstract: The systems and methods of the invention modulate atmospheric gases to temporarily increase the amount of atmospheric particles in the path of the debris, in order to decelerate the debris and accelerate natural orbital decay to the point of atmospheric re-entry. In one aspect of the invention, clearing the space debris includes propelling a plume of atmospheric gases substantially orthogonal to the path of the debris such that the debris collides with the gaseous plume as it passes through the plume. Increased atmospheric drag from the gaseous particles of the plume in the path of the debris obstructs a forward propagation of the debris and gradually decelerates the debris, leading eventually to atmospheric recapture.Type: GrantFiled: January 7, 2011Date of Patent: February 25, 2014Assignee: Raytheon BBN Technologies Corp.Inventors: Daniel Alan Gregory, John-Francis Mergen
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Publication number: 20130306799Abstract: The systems and methods of the invention modulate atmospheric gases to temporarily increase the amount of atmospheric particles in the path of the debris, in order to decelerate the debris and accelerate natural orbital decay to the point of atmospheric re-entry. In one aspect of the invention, clearing the space debris includes propelling a plume of atmospheric gases substantially orthogonal to the path of the debris such that the debris collides with the gaseous plume as it passes through the plume. Increased atmospheric drag from the gaseous particles of the plume in the path of the debris obstructs a forward propagation of the debris and gradually decelerates the debris, leading eventually to atmospheric recapture.Type: ApplicationFiled: June 27, 2013Publication date: November 21, 2013Inventors: Daniel Alan Gregory, John-Francis Mergen
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Publication number: 20120175466Abstract: The systems and methods of the invention modulate atmospheric gases to temporarily increase the amount of atmospheric particles in the path of the debris, in order to decelerate the debris and accelerate natural orbital decay to the point of atmospheric re-entry. In one aspect of the invention, clearing the space debris includes propelling a plume of atmospheric gases substantially orthogonal to the path of the debris such that the debris collides with the gaseous plume as it passes through the plume. Increased atmospheric drag from the gaseous particles of the plume in the path of the debris obstructs a forward propagation of the debris and gradually decelerates the debris, leading eventually to atmospheric recapture.Type: ApplicationFiled: January 7, 2011Publication date: July 12, 2012Applicant: Raytheon BBN Technologies Corp.Inventors: Daniel Alan Gregory, John-Francis Mergen