Patents by Inventor Ramesh Bhardwaj
Ramesh Bhardwaj 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: 10191289Abstract: An auxiliary component unit for use with a head-mounted device is disclosed. The device can have a first side arm with and an extension arm extending at least partially therealong and configured to present information to the user via a display extending therefrom, a second side arm opposite the first side arm, and an external connection feature. The auxiliary component includes a first housing containing a first electronic component therein and a first attachment member extending from the first housing and configured to removably affix the auxiliary component with a portion of the second side arm of the head-mounted device. The auxiliary component also includes a wiring component in electronic communication with the first electronic component and attachable with the external connection feature of the device.Type: GrantFiled: August 9, 2016Date of Patent: January 29, 2019Assignee: Google LLCInventors: Ramesh Bhardwaj, Eliot Kim, Russell Norman Mirov
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Patent number: 10109887Abstract: This disclosure relates to a battery and a method for its manufacture. One embodiment of the battery may include a three-dimensionally structured thin film solid state battery having interdigitated cathode and anode volumes, which are separated by an electrolyte material. In an example method, a cathode current collector layer and an anode current collector layer may be formed on a substrate. The cathode current collector layer and the anode current collector layer may include a cathode current collector area and an anode current collector area, respectively. A cathode layer may be formed on the cathode current collector layer and an anode layer may be formed on the anode current collector layer. An electrolyte layer may be formed on the substrate. The electrolyte layer may include an electrolyte area, which separates the anode current collector area and the cathode current collector area.Type: GrantFiled: December 5, 2014Date of Patent: October 23, 2018Assignee: Google LLCInventors: Ramesh Bhardwaj, Tai Sup Huang
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Patent number: 9768451Abstract: A battery includes an electrolyte disposed on a substantially planar substrate. The electrolyte has a first surface extending from the substrate and in contact with a cathode. The electrolyte has a second surface extending from the substrate and in contact with an anode. The second surface is opposite the first surface. The anode and the cathode are non-overlapping. The battery additionally includes a biocompatible protective layer that covers the electrolyte and at least portions of the anode and cathode. The battery can be disposed in an eye-mountable device or other device to power electronics in the device. The battery can be configured to be rechargeable.Type: GrantFiled: August 26, 2016Date of Patent: September 19, 2017Assignee: Verily Life Sciences LLCInventors: James Etzkorn, Ramesh Bhardwaj
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Publication number: 20160365584Abstract: A battery includes an electrolyte disposed on a substantially planar substrate. The electrolyte has a first surface extending from the substrate and in contact with a cathode. The electrolyte has a second surface extending from the substrate and in contact with an anode. The second surface is opposite the first surface. The anode and the cathode are non-overlapping. The battery additionally includes a biocompatible protective layer that covers the electrolyte and at least portions of the anode and cathode. The battery can be disposed in an eye-mountable device or other device to power electronics in the device. The battery can be configured to be rechargeable.Type: ApplicationFiled: August 26, 2016Publication date: December 15, 2016Inventors: James Etzkorn, Ramesh Bhardwaj
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Publication number: 20160349520Abstract: An auxiliary component unit for use with a head-mounted device is disclosed. The device can have a first side arm with and an extension arm extending at least partially therealong and configured to present information to the user via a display extending therefrom, a second side arm opposite the first side arm, and an external connection feature. The auxiliary component includes a first housing containing a first electronic component therein and a first attachment member extending from the first housing and configured to removably affix the auxiliary component with a portion of the second side arm of the head-mounted device. The auxiliary component also includes a wiring component in electronic communication with the first electronic component and attachable with the external connection feature of the device.Type: ApplicationFiled: August 9, 2016Publication date: December 1, 2016Inventors: Ramesh Bhardwaj, Eliot Kim, Russell Norman Mirov
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Patent number: 9455423Abstract: A battery includes an electrolyte disposed on a substantially planar substrate. The electrolyte has a first surface extending from the substrate and in contact with a cathode. The electrolyte has a second surface extending from the substrate and in contact with an anode. The second surface is opposite the first surface. The anode and the cathode are non-overlapping. The battery additionally includes a biocompatible protective layer that covers the electrolyte and at least portions of the anode and cathode. The battery can be disposed in an eye-mountable device or other device to power electronics in the device. The battery can be configured to be rechargeable.Type: GrantFiled: January 24, 2014Date of Patent: September 27, 2016Assignee: Verily Life Sciences LLCInventors: James Etzkorn, Ramesh Bhardwaj
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Patent number: 9436009Abstract: An auxiliary component unit for use with a head-mounted device is disclosed. The device can have a first side arm with and an extension arm extending at least partially therealong and configured to present information to the user via a display extending therefrom, a second side arm opposite the first side arm, and an external connection feature. The auxiliary component includes a first housing containing a first electronic component therein and a first attachment member extending from the first housing and configured to removably affix the auxiliary component with a portion of the second side arm of the head-mounted device. The auxiliary component also includes a wiring component in electronic communication with the first electronic component and attachable with the external connection feature of the device.Type: GrantFiled: June 28, 2013Date of Patent: September 6, 2016Assignee: Google Inc.Inventors: Ramesh Bhardwaj, Eliot Kim, Russell Norman Mirov
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Publication number: 20150214567Abstract: A battery includes an electrolyte disposed on a substantially planar substrate. The electrolyte has a first surface extending from the substrate and in contact with a cathode. The electrolyte has a second surface extending from the substrate and in contact with an anode. The second surface is opposite the first surface. The anode and the cathode are non-overlapping. The battery additionally includes a biocompatible protective layer that covers the electrolyte and at least portions of the anode and cathode. The battery can be disposed in an eye-mountable device or other device to power electronics in the device. The battery can be configured to be rechargeable.Type: ApplicationFiled: January 24, 2014Publication date: July 30, 2015Applicant: Google Inc.Inventors: James Etzkorn, Ramesh Bhardwaj
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Patent number: 7772804Abstract: A method for testing the health of locomotive battery blocks includes coupling a load to a first and a second battery block, the first and second battery blocks are coupled in series, activating a contactor coupled between the first and second battery blocks and the load to channel electrical energy from the load to the first and second battery blocks, and determining a voltage of the first and second battery blocks to determine the health of the locomotive battery blocks. A portable battery block health tester and a locomotive including a battery block health tester are also described herein.Type: GrantFiled: August 6, 2007Date of Patent: August 10, 2010Assignee: General Electric CompanyInventors: Ramesh Bhardwaj, Ajith Kuttannair Kumar
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Publication number: 20090038500Abstract: A method for testing the health of locomotive battery blocks includes coupling a load to a first and a second battery block, the first and second battery blocks are coupled in series, activating a contactor coupled between the first and second battery blocks and the load to channel electrical energy from the load to the first and second battery blocks, and determining a voltage of the first and second battery blocks to determine the health of the locomotive battery blocks. A portable battery block health tester and a locomotive including a battery block health tester are also described herein.Type: ApplicationFiled: August 6, 2007Publication date: February 12, 2009Inventors: Ramesh Bhardwaj, Ajith Kuttannair Kumar
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Publication number: 20070009790Abstract: A lightweight connector is provided for lead-acid storage batteries of the type having a plurality of cells, each including alternating positive and negative plates, each plate including an upstanding lug, and a partition separating adjacent cells. The connector comprises at least one cell plate connector including a wall with a multiple spaced slots for receiving the lugs from either the positive or negative plates of the cells. A strap extends from the cell plate connector. The cell plate connector and the strap are formed of a metal substrate that has a lower specific gravity and higher conductivity than lead, the substrate having a lead-based outer coating that resists the corrosive effects of the battery acid.Type: ApplicationFiled: July 5, 2005Publication date: January 11, 2007Inventors: David Vutetakis, John Timmons, Ramesh Bhardwaj
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Patent number: 6586136Abstract: Lightweight, low resistance, thin plate for lead-acid electrochemical cells formed primarily of an aluminum foil substrate having a thickness of between about 0.005 inches and 0.030 inches, and a continuous outer layer of lead or lead alloy having a thickness of less than about 0.005 inches and that is corrosive resistant to the electrolytic acid of the battery.Type: GrantFiled: November 16, 2000Date of Patent: July 1, 2003Assignee: Concorde Battery CorporationInventors: Ramesh Bhardwaj, John B. Timmons, Joseph A. Orsino
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Patent number: 6566010Abstract: Lightweight, low resistance electrode plates for lead-acid batteries are formed from a highly conductive non-lead substrate with a corrosion prevention layer and a continuous layer of a corrosive resistant conductive materials, such as lead, applied from a fused salt bath.Type: GrantFiled: November 16, 2000Date of Patent: May 20, 2003Assignee: Concorde Battery CorporationInventors: Ramesh Bhardwaj, John B. Timmons, Joseph A. Orsino
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Patent number: 6447954Abstract: Light weight, low resistance electrode plates for lead-acid batteries are formed from a highly conductive non-lead substrate such as aluminum or copper, coated with a continuous layer of a corrosive resistant conductive materials, such as lead, applied from a fused salt bath.Type: GrantFiled: June 23, 2000Date of Patent: September 10, 2002Assignee: Concorde Battery CorporationInventors: John B. Timmons, Joseph A. Orsino, Ramesh Bhardwaj
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Patent number: 6316148Abstract: A lightweight, high-energy electrode plate for a lead acid battery, and method for making an electrode plate, comprising a highly conductive non-lead substrate having a specific gravity no greater than 70% that of lead, a pair of outer layers of thin sheets of imperforate conductive foil that is corrosive resistant to the electrolyte acids of the battery and that are welded together to encapsulate the non-lead substrate.Type: GrantFiled: August 31, 2000Date of Patent: November 13, 2001Assignee: Condord Battery CorporationInventors: John B. Timmons, Ramesh Bhardwaj, Joseph A. Orsino