Patents by Inventor Tirunelveli S. Sriram
Tirunelveli S. Sriram 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: 11938314Abstract: The present disclosure discusses a method of manufacturing an implantable neural electrode. The method includes cutting a metal layer to form a plurality of electrode sites, contact pads and metal traces connecting the electrode sites to the contact pads. A first silicone layer including a mesh is formed and coupled to the metal layer. A second silicone layer is formed and laminated to the first silicone layer coupled with the metal layer. Holes are formed in the first or second silicone layer exposing the contact pads and electrode sites. Wires are welded to the exposed contact pads and a third layer of silicone is overmolded over the contact pads and wires.Type: GrantFiled: July 6, 2020Date of Patent: March 26, 2024Assignee: The Charles Stark Draper Laboratory, Inc.Inventors: John Burns, IV, Julianne Grainger, Bryan McLaughlin, Tirunelveli S. Sriram, John Lachapelle
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Publication number: 20210121687Abstract: The present disclosure discusses a method of manufacturing an implantable neural electrode. The method includes cutting a metal layer to form a plurality of electrode sites, contact pads and metal traces connecting the electrode sites to the contact pads. A first silicone layer including a mesh is formed and coupled to the metal layer. A second silicone layer is formed and laminated to the first silicone layer coupled with the metal layer. Holes are formed in the first or second silicone layer exposing the contact pads and electrode sites. Wires are welded to the exposed contact pads and a third layer of silicone is overmolded over the contact pads and wires.Type: ApplicationFiled: July 6, 2020Publication date: April 29, 2021Inventors: John Burns, IV, Julianne Grainger, Bryan McLaughlin, Tirunelveli S. Sriram, John Lachapelle
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Patent number: 10791779Abstract: A mold for casting a micro-scale structure includes an upper surface including a first cavity having a first depth. A negative pattern for an array of micro-scale structures is defined in a surface of the first cavity. The mold includes at least one second cavity having a second depth defined in the cavity outside of the negative pattern for the array of micro-scale structures. The at least one second cavity defines a negative pattern for a standoff of the micro-scale structure. A fabric retaining frame is disposed in the first cavity.Type: GrantFiled: December 9, 2015Date of Patent: October 6, 2020Assignee: THE CHARLES STARK DRAPER LABORATORY, INC.Inventors: David J. Carter, Tirunelveli S. Sriram, Parshant Kumar, Clayton Morris, William W. McFarland, Eugene H. Cook, John LeBlanc, Alla Gimbel
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Publication number: 20180264687Abstract: A method of forming a metal mold for casting a micro-scale dry adhesive structure includes securing a master patch of material including a micro-scale dry adhesive structure on a plating fixture, electroforming the metal mold on the patch of material, and removing the metal mold from the plating fixture and patch of material.Type: ApplicationFiled: December 9, 2015Publication date: September 20, 2018Inventors: David J. Carter, Tirunelveli S. Sriram, Parshant Kumar, Clayton Morris, William W. McFarland, Eugene H. Cook, John LeBlanc, Alla Epshteyn, W. Dennis Slafer, B. Diane Martin
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Publication number: 20170367418Abstract: A mold for casting a micro-scale structure includes an upper surface including a first cavity having a first depth. A negative pattern for an array of micro-scale structures is defined in a surface of the first cavity. The mold includes at least one second cavity having a second depth defined in the cavity outside of the negative pattern for the array of micro-scale structures. The at least one second cavity defines a negative pattern for a standoff of the micro-scale structure. A fabric retaining frame is disposed in the first cavity.Type: ApplicationFiled: December 9, 2015Publication date: December 28, 2017Inventors: David J. Carter, Tirunelveli S. Sriram, Parshant Kumar, Clayton Morris, William W. McFarland, Eugene H. Cook, John LeBlanc, Alla Gimbel
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Publication number: 20170361508Abstract: A mold for casting a micro-scale dry adhesive structure includes an upper surface including a first cavity having a first depth, a negative pattern for an array of micro-scale structures defined in a surface of the first cavity, and at least one second cavity having a second depth defined in the cavity outside of the negative pattern for the array of micro-scale structures, the at least one second cavity defining a negative pattern for a standoff of the micro-scale dry adhesive structure.Type: ApplicationFiled: December 9, 2015Publication date: December 21, 2017Inventors: David J. Carter, Tirunelveli S. Sriram, Parshant Kumar, Clayton Morris, William W. McFarland, Eugene H. Cook, John LeBlanc, Alla Gimbel
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Publication number: 20170333700Abstract: The present disclosure discusses a method of manufacturing an implantable neural electrode. The method includes cutting a metal layer to form a plurality of electrode sites, contact pads and metal traces connecting the electrode sites to the contact pads. A first silicone layer including a mesh is formed and coupled to the metal layer. A second silicone layer is formed and laminated to the first silicone layer coupled with the metal layer. Holes are formed in the first or second silicone layer exposing the contact pads and electrode sites. Wires are welded to the exposed contact pads and a third layer of silicone is overmolded over the contact pads and wires.Type: ApplicationFiled: February 22, 2017Publication date: November 23, 2017Inventors: John Burns, IV, Julianne Grainger, Bryan McLaughlin, Tirunelveli S. Sriram, John Lachapelle
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Patent number: 9597508Abstract: Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body. The electrical lead body may comprise a plurality of transducer contacts in close proximity to an end of the electrical lead body, and a control unit positioned within the lead body in close proximity to the plurality of transducer contacts.Type: GrantFiled: September 28, 2015Date of Patent: March 21, 2017Assignee: THE CHARLES STARK DRAPER LABORATORY, INC.Inventors: Bryan McLaughlin, John Lachapelle, Tirunelveli S. Sriram, Brian Smith
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Patent number: 9330944Abstract: An implantable bio-compatible integrated circuit device and methods for manufacture thereof are disclosed herein. The device includes a substrate having a recess. An input/output device including at least one bio-compatible electrical contact is coupled to the substrate in the recess. A layer of hermetic bio-compatible, hermetic insulator material is deposited on a portion of the input/output device. An encapsulating layer of bio-compatible material encapsulates at least a portion of the implantable device, including the input/output device. At least one bio-compatible electrical contact of the input/output device is then exposed. The encapsulating layer and the layer of bio-compatible, hermetic insulator material form a hermetic seal around the at least one exposed bio-compatible electrical contact.Type: GrantFiled: December 4, 2015Date of Patent: May 3, 2016Assignee: THE CHARLES STARK DRAPER LABORATORY, INC.Inventors: Brian R. Smith, Tirunelveli S. Sriram, Bryan L. McLaughlin
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Publication number: 20160086824Abstract: An implantable bio-compatible integrated circuit device and methods for manufacture thereof are disclosed herein. The device includes a substrate having a recess. An input/output device including at least one bio-compatible electrical contact is coupled to the substrate in the recess. A layer of hermetic bio-compatible, hermetic insulator material is deposited on a portion of the input/output device. An encapsulating layer of bio-compatible material encapsulates at least a portion of the implantable device, including the input/output device. At least one bio-compatible electrical contact of the input/output device is then exposed. The encapsulating layer and the layer of bio-compatible, hermetic insulator material form a hermetic seal around the at least one exposed bio-compatible electrical contact.Type: ApplicationFiled: December 4, 2015Publication date: March 24, 2016Inventors: Brian R. Smith, Tirunelveli S. Sriram, Bryan L. McLaughlin
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Publication number: 20160015979Abstract: Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body. The electrical lead body may comprise a plurality of transducer contacts in close proximity to an end of the electrical lead body, and a control unit positioned within the lead body in close proximity to the plurality of transducer contacts.Type: ApplicationFiled: September 28, 2015Publication date: January 21, 2016Inventors: Bryan McLaughlin, John Lachapelle, Tirunelveli S. Sriram, Brian Smith
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Patent number: 9224664Abstract: An implantable bio-compatible integrated circuit device and methods for manufacture thereof are disclosed herein. The device includes a substrate having a recess. An input/output device including at least one bio-compatible electrical contact is coupled to the substrate in the recess. A layer of hermetic bio-compatible, hermetic insulator material is deposited on a portion of the input/output device. An encapsulating layer of bio-compatible material encapsulates at least a portion of the implantable device, including the input/output device. At least one bio-compatible electrical contact of the input/output device is then exposed. The encapsulating layer and the layer of bio-compatible, hermetic insulator material form a hermetic seal around the at least one exposed bio-compatible electrical contact.Type: GrantFiled: June 6, 2012Date of Patent: December 29, 2015Assignee: The Charles Stark Draper Laboratory, Inc.Inventors: Brian R. Smith, Tirunelveli S. Sriram, Bryan L. McLaughlin
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Patent number: 9174044Abstract: Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body. The electrical lead body may comprise a plurality of transducer contacts in close proximity to an end of the electrical lead body, and a control unit positioned within the lead body in close proximity to the plurality of transducer contacts.Type: GrantFiled: May 2, 2014Date of Patent: November 3, 2015Assignee: The Charles Stark Draper Laboratory, Inc.Inventors: Bryan McLaughlin, John Lachapelle, Tirunelveli S. Sriram, Brian Smith
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Patent number: 8874233Abstract: Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body. The electrical lead body may comprise a plurality of transducer contacts in close proximity to an end of the electrical lead body, and a control unit positioned within the lead body in close proximity to the plurality of transducer contacts.Type: GrantFiled: March 5, 2013Date of Patent: October 28, 2014Assignee: The Charles Stark Draper Laboratory, Inc.Inventors: Bryan McLaughlin, John Lachapelle, Tirunelveli S. Sriram, Brian Smith
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Publication number: 20140257434Abstract: Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body. The electrical lead body may comprise a plurality of transducer contacts in close proximity to an end of the electrical lead body, and a control unit positioned within the lead body in close proximity to the plurality of transducer contacts.Type: ApplicationFiled: March 5, 2013Publication date: September 11, 2014Applicant: THE CHARLES STARK DRAPER LABORATORY, INC.Inventors: Bryan McLaughlin, John Lachapelle, Tirunelveli S. Sriram, Brian Smith
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Publication number: 20140257435Abstract: Systems and methods for modulating a physiological process are provided to enable precise delivery of signals to a predetermined treatment site. The systems may comprise an implantable device and an electrical lead body. The electrical lead body may comprise a plurality of transducer contacts in close proximity to an end of the electrical lead body, and a control unit positioned within the lead body in close proximity to the plurality of transducer contacts.Type: ApplicationFiled: May 2, 2014Publication date: September 11, 2014Applicant: THE CHARLES STARK DRAPER LABORATORY, INC.Inventors: Bryan McLaughlin, John Lachapelle, Tirunelveli S. Sriram, Brian Smith
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Publication number: 20130329373Abstract: An implantable bio-compatible integrated circuit device and methods for manufacture thereof are disclosed herein. The device includes a substrate having a recess. An input/output device including at least one bio-compatible electrical contact is coupled to the substrate in the recess. A layer of hermetic bio-compatible, hermetic insulator material is deposited on a portion of the input/output device. An encapsulating layer of bio-compatible material encapsulates at least a portion of the implantable device, including the input/output device. At least one bio-compatible electrical contact of the input/output device is then exposed. The encapsulating layer and the layer of bio-compatible, hermetic insulator material form a hermetic seal around the at least one exposed bio-compatible electrical contact.Type: ApplicationFiled: June 6, 2012Publication date: December 12, 2013Inventors: Brian R. Smith, Tirunelveli S. Sriram, Bryan L. McLaughlin
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Patent number: 7773217Abstract: A probe of a Raman spectroscopy system has a wavelength and/or amplitude referencing system for determining a wavelength of the excitation signal. Preferably, this referencing system is near an output aperture, through which the excitation signal is transmitted to the sample. In this way, any birefringence or polarization dependent loss (PDL) that may be introduced by optical elements in the system can be compensated for since the wavelength reference system will detect the effect or impact of these elements.Type: GrantFiled: February 17, 2006Date of Patent: August 10, 2010Assignee: Axsun Technologies, Inc.Inventors: Tirunelveli S. Sriram, David A. Coppeta, James Zambuto
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Patent number: 6096637Abstract: A method is described for forming an electromigration-resistant (ER) intermetallic region beneath and adjacent a conductive plug in a via. Preferably the ER region is formed of a sintered intermetallic compound of Al and Ti, and the conductive plug is formed of W.Type: GrantFiled: July 28, 1998Date of Patent: August 1, 2000Assignee: Compaq Computer CorporationInventors: Tirunelveli S. Sriram, Ann C. Westerheim, John J. Maziarz, Vladimir Bolkhovsky