Patents by Inventor R. Patterson
R. Patterson 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: 11105900Abstract: A chip-scale LIDAR (light detection and ranging) system, optical package and LIDAR platform. The system includes a photonic chip, a laser associated with the photonic chip, an optical circulator, and a MEMS scanner. The laser, the optical circulator and the MEMS scanner are collinear. The photonic chip includes an edge coupler. The optical package includes a housing having an aperture, and a platform within the housing. The platform includes the laser, an optical circulator, and MEMS scanner.Type: GrantFiled: August 9, 2018Date of Patent: August 31, 2021Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Keyvan Sayyah, Pamela R. Patterson, Raymond Sarkissian, Richard Kremer, Oleg Efimov
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Publication number: 20210259699Abstract: An occlusion device including a tubular braided member having a first end and a second end and extending along a longitudinal axis, the tubular braided member having a repeating pattern of larger diameter portions and smaller diameter portions arrayed along the longitudinal axis, and at least one metallic coil member extending coaxially along at least a portion of the braided member, the at least one metallic coil member having an outer diameter and an inner diameter, wherein the smaller diameter portions of the tubular braided member have an outer diameter and an inner diameter, and wherein at least one of the outer diameter and inner diameter of the tubular braided member is configured to closely match a directly opposing diameter of the metallic coil member.Type: ApplicationFiled: May 7, 2021Publication date: August 26, 2021Applicant: Sequent Medical, Inc.Inventors: Robert Rosenbluth, Brian J. Cox, William R. Patterson
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Patent number: 11085998Abstract: A photonic edge coupler includes a slab waveguide and a ridge waveguide. The ridge waveguide includes a silicon wire waveguide, which includes a tapered portion. A first end of the slab waveguide is joined to the ridge waveguide at a junction, and a second end of the slab waveguide forms a first facet. The ridge waveguide defines a longitudinal axis that is associated with a direction of a light signal therein. The first facet is angled at less than 90 degrees relative to the longitudinal axis associated with the direction of the light signal therein. The first facet is disposed opposite to a laser facet associated with a laser waveguide. The longitudinal axis of the ridge waveguide defines a first center point, and the laser facet and the associated laser waveguide define a second center point. The second center point is laterally offset from the first center point.Type: GrantFiled: March 10, 2020Date of Patent: August 10, 2021Assignee: GM Global Technology Operations LLCInventors: Keyvan Sayyah, Raymond Sarkissian, Biqin Huang, Pamela R. Patterson
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Patent number: 11067670Abstract: A lidar system includes a photonic chip including a light source and a transmit beam coupler to provide an output signal for transmission. The output signal is a frequency modulated continuous wave (FMCW) signal. A transmit beam steering device transmits the output signal from the transmit beam coupler of the photonic chip. A receive beam steering device obtains a reflection of the output signal by a target and provides the reflection as a received signal to a receive beam coupler of the photonic chip. The photonic chip, the transmit beam steering device, and the receive beam steering device are heterogeneously integrated into an optical engine.Type: GrantFiled: June 27, 2018Date of Patent: July 20, 2021Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Pamela R. Patterson, Biqin Huang, James H. Schaffner, Keyvan Sayyah, Oleg Efimov, Raymond Sarkissian
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Patent number: 11046444Abstract: An inflatable head restraint system for a parachute assembly may comprise an inflatable volume configured to inflate in response to a deployment of the parachute assembly. The inflatable volume may be located between a left shoulder riser and a right shoulder riser of the parachute assembly. A conduit may be fluidly coupled to the inflatable volume.Type: GrantFiled: September 21, 2018Date of Patent: June 29, 2021Assignee: Goodrich CorporationInventors: Jaro S. Volny, Kassidy L. Carson, Scott R. Patterson, Drew Hartman
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Publication number: 20210179263Abstract: A blade positioning system and method are provided to dynamically measure blade position during flight of a rotorcraft. In the context of a method, a blade of the rotorcraft is repeatedly illuminated by a light source during flight of the rotorcraft while the blade is rotating. The method also includes detecting radiation scattered from the blade in response to illumination of the blade. The method further includes determining at least one of a blade pitch angle, a blade flap angle, a blade leading position or a blade lagging position based upon the radiation that is scattered from the blade and detected.Type: ApplicationFiled: December 17, 2019Publication date: June 17, 2021Applicant: THE BOEING COMPANYInventors: Keyvan SAYYAH, Pamela R. PATTERSON, Raymond SARKISSIAN, Oleg M. EFIMOV, Biqin HUANG, David L. HAMMON
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Patent number: 11027851Abstract: A parachute assembly for decelerating an occupant of an ejection seat may comprise a left shoulder riser configured to be located over a left shoulder of the occupant upon deployment of the parachute assembly. A right shoulder riser may be configured to be located over a right shoulder of the occupant upon deployment of the parachute assembly. A head restraint, configured to be behind a head of the occupant upon deployment of the parachute assembly, may be located between the left and right shoulder risers.Type: GrantFiled: September 21, 2018Date of Patent: June 8, 2021Assignee: Goodrich CorporationInventors: Jaro S. Volny, Kassidy L. Carson, Scott R. Patterson
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Patent number: 11021256Abstract: A parachute assembly for an ejection seat may comprise a canopy and a first suspension line coupled to the canopy. A first riser may be coupled to the first suspension line. A seat cushion may be coupled to the first riser. The seat cushion may be configured detach from the ejection seat and restrict rearward translation of a head of an occupant of the ejection seat upon deployment of the parachute assembly.Type: GrantFiled: September 21, 2018Date of Patent: June 1, 2021Assignee: Goodrich CorporationInventors: Jaro S. Volny, Kassidy L. Carson, Scott R. Patterson
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Publication number: 20210145444Abstract: A system for delivering an implant device to a vascular site in a patient a delivery pusher apparatus, an implant device detachably connected to the delivery pusher apparatus by a tether having a distal end connected to a proximal end of the implant device, wherein the tether is substantially non-tensioned when connecting the implant device to the delivery pusher, and an electrical heating element configured coaxially around at least a portion of the tether, wherein heat generated by the heating element severs the tether at a point near the proximal end of the implant device.Type: ApplicationFiled: January 26, 2021Publication date: May 20, 2021Applicant: Sequent Medical, Inc.Inventors: Claudio Plaza, Scott Hemmelgarn, Eileen Charlton, Todd Hewitt, Philippe Marchand, Daniel Welsh, William R. Patterson, Son Pham
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Patent number: 11002832Abstract: A LIDAR system, LIDAR chip and method of manufacturing a LIDAR chip. The LIDAR system includes a photonic chip configured to transmit a transmitted light beam and to receive a reflected light beam, a scanner for directing the transmitted light beam towards a direction in space and receiving the reflected light beam from the selected direction, and a fiber-based optical coupler. The photonic chip and the scanner are placed on a semiconductor integrated platform (SIP). The fiber-based optical coupler is placed on top of the photonic chip to optically couple to the photonic chip for directing the a transmitted light beam from the photonic chip to the scanner and for directing a reflected light beam from the scanner to the photonic chip.Type: GrantFiled: June 26, 2018Date of Patent: May 11, 2021Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Keyvan Sayyah, Oleg Efimov, Pamela R. Patterson, Raymond Sarkissian, James H. Schaffner, Biqin Huang, David Hammon
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Publication number: 20210124118Abstract: A photonic edge coupler includes a slab waveguide and a ridge waveguide. The ridge waveguide includes a silicon wire waveguide, which includes a tapered portion. A first end of the slab waveguide is joined to the ridge waveguide at a junction, and a second end of the slab waveguide forms a first facet. The ridge waveguide defines a longitudinal axis that is associated with a direction of a light signal therein. The first facet is angled at less than 90 degrees relative to the longitudinal axis associated with the direction of the light signal therein. The first facet is disposed opposite to a laser facet associated with a laser waveguide. The longitudinal axis of the ridge waveguide defines a first center point, and the laser facet and the associated laser waveguide define a second center point. The second center point is laterally offset from the first center point.Type: ApplicationFiled: March 10, 2020Publication date: April 29, 2021Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Keyvan Sayyah, Raymond Sarkissian, Biqin Huang, Pamela R. Patterson
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Publication number: 20210106337Abstract: Devices and methods for treatment of a patient's vasculature are described. Embodiments may include a resilient self-expanding permeable implant having a radially constrained elongated state configured for delivery within a catheter lumen and an expanded state with a longitudinally shortened configuration, and a plurality of elongate filaments which are woven together. Each of the plurality of elongate filaments may have a diameter between about 0.0005 and about 0.005 inches. The implant includes at least some filaments consisting of nitinol and at least some composite filaments that are drawn filled tube wires comprising an external nitinol tube and a highly radiopaque material concentrically disposed within the external tube. The implant has at least about 40% composite filaments relative to a total number of filaments, and wherein a total number of filaments is about 10 to about 300.Type: ApplicationFiled: September 22, 2020Publication date: April 15, 2021Inventors: Todd Hewitt, Brian E. Merritt, William R. Patterson
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Publication number: 20210101684Abstract: The present disclosure provides a swivel stop comprising a rotating member, a first boss coupled to the rotating member and a second boss coupled to the rotating member, and a second plate having a first interference surface and a second interference surface. An interference between the first boss and the first interference surface and the second boss and the second interference surface tends to limit the rotation of the rotating member with respect to the second plate. The swivel stop may further comprise a rail wherein the second plate is configured to translate along the rail.Type: ApplicationFiled: October 16, 2020Publication date: April 8, 2021Applicant: Raytheon Technologies CorporationInventors: Ryan Stuart Porter, Keith M. Ferguson, Scott R. Patterson
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Patent number: 10946970Abstract: A system for translating a head restraint of a parachute assembly away from a head of an occupant supported by the parachute assembly may comprise a chord coupled to the head restraint and at least one of a control line configured to manipulate a canopy of the parachute assembly or a handle coupled to the control line.Type: GrantFiled: September 21, 2018Date of Patent: March 16, 2021Assignee: Goodrich CorporationInventors: Jaro S. Volny, Kassidy L. Carson, Scott R. Patterson
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Patent number: 10939914Abstract: Devices and methods for treatment of a patient's vasculature are described. The device includes a self-expanding resilient permeable shell having a radially constrained state and an expanded state with a globular, axially shortened configuration. The permeable shell may be a single layer of braided elongate filaments having first and second ends that are secured at the proximal end of the permeable shell. The devices may also include permeable shells made of woven braided mesh having a variable mesh density, i.e., the average size of pores in one region are a different than the average size of pores in another region. Methods of using the device to treat a cerebral aneurysm are also described. Methods of forming a tubular braid are also described. Methods of forming a tubular braid with variable braid densities are described. Methods of forming a tubular braid using a castellated mandrel are also described.Type: GrantFiled: March 23, 2018Date of Patent: March 9, 2021Assignee: SEQUENT MEDICAL, INC.Inventors: Todd Hewitt, Brian Merritt, William R. Patterson, James M. Thompson, Claudio Plaza, Hung P. Tran, Richard L Quick
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Publication number: 20210063676Abstract: A micro-optical bench includes a substrate having a multi-layer trench and a micro-lens aligned by and mounted to the substrate in the multi-layer trench.Type: ApplicationFiled: April 22, 2020Publication date: March 4, 2021Inventors: Pamela R. Patterson, Florian G. Herrault, Oleg M. Efimov, Keyvan R. Sayyah
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Patent number: 10932787Abstract: A system for delivering an implant device to a vascular site in a patient a delivery pusher apparatus, an implant device detachably connected to the delivery pusher apparatus by a tether having a distal end connected to a proximal end of the implant device, wherein the tether is substantially non-tensioned when connecting the implant device to the delivery pusher, and an electrical heating element configured coaxially around at least a portion of the tether, wherein heat generated by the heating element severs the tether at a point near the proximal end of the implant device.Type: GrantFiled: October 11, 2018Date of Patent: March 2, 2021Assignee: Sequent Medical, Inc.Inventors: Claudio Plaza, Scott Hemmelgarn, Eileen Charlton, Todd Hewitt, Philippe Marchand, Daniel Welsh, William R. Patterson, Son Pham
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Patent number: 10928519Abstract: A continuous wave (CW) heterodyne light detection and ranging (LIDAR) air velocity sensor system that comprises a first light emitting structure arranged to send a signal light in a first direction in space; a second light emitting structure arranged to produce a local oscillator light having a wavelength different from the wavelength of the signal light by a predetermined wavelength; a receiver arranged to receive light from said first direction in space; and a first optical mixer for mixing the received light with said local oscillator light.Type: GrantFiled: April 6, 2018Date of Patent: February 23, 2021Assignee: HRL Laboratories, LLCInventors: James H. Schaffner, Richard M. Kremer, Raymond Sarkissian, Andrew C. Keefe, Pamela R. Patterson, Erik S. Daniel, Brian N. Limketkai, Guillermo A. Herrera, Keyvan R. Sayyah, Oleg M. Efimov
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Patent number: 10914821Abstract: A lidar system includes a light source to generate a frequency modulated continuous wave (FMCW) signal, and a waveguide splitter to split the FMCW signal into an output signal and a local oscillator (LO) signal. A transmit coupler provides the output signal for transmission. A receive lens obtains a received signal resulting from reflection of the output signal by a target. A waveguide coupler combines the received signal and the LO signal into a first combined signal and a second combined signal. A first phase modulator and second phase modulator respectively adjust a phase of the first combined signal and the second combined signal to provide a first phase modulated signal and a second phase modulated signal to a first photodetector and a second photodetector. A processor processes a first electrical signal and a second electrical signal from the first and second photodetectors to obtain information about the target.Type: GrantFiled: June 25, 2018Date of Patent: February 9, 2021Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Pamela R. Patterson, Keyvan Sayyah, Oleg Efimov, Raymond Sarkissian, James H. Schaffner, Biqin Huang, David Hammon
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Patent number: 10845550Abstract: A laser receiver device and an associated input coupler are provided. In this regard, a chip-scale laser receiver device is provided that includes an input coupler that is configured to receive a gaussian beam. The input coupler includes a first waveguide having an optically-transparent material and a second waveguide coupled to the first waveguide. The second waveguide has a tapered configuration that tapers to a predetermined width across a length of not less than 500 micrometers. The input coupler further includes a third waveguide coupled to the second waveguide. The third waveguide has a tapered configuration that tapers to a predetermined width across a length of not less than 250 micrometers. The chip-scale laser receiver device further includes a bus optical waveguide coupled to receive a signal output from the input coupler, and to output a wavelength-multiplexed laser signal.Type: GrantFiled: October 18, 2019Date of Patent: November 24, 2020Assignee: THE BOEING COMPANYInventors: Oleg M. Efimov, Biqin Huang, Pamela R. Patterson, Raymond Sarkissian, Keyvan Sayyah