Patents by Inventor Sumit Kumar Das

Sumit Kumar Das 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).

  • Patent number: 12090629
    Abstract: This specification describes an adaptive robotic nursing assistant for physical tasks and patient observation and feedback. In some examples, the adaptive robotic nursing assistant includes an omni-directional mobile platform; a footrest on the omni-directional mobile platform; a handlebar located above the footrest such that a user standing on the footrest can grasp the handlebar; a display above the handlebar and at least one user input device; a robot manipulator comprising a robotic arm and an end effector on the robotic arm; and a control system coupled to the omni-directional mobile platform, the control system comprising at least one processor and memory storing executable instructions for the at least one processor to control the omni-directional mobile platform.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: September 17, 2024
    Assignee: University of Louisville Research Foundation, Inc.
    Inventors: Sumit Kumar Das, Mohammad Nasser Saadatzi, Indika B. Wijayasinghe, Shamsudeen Olawale Abubakar, Christopher Kevin Robinson, Dan O. Popa
  • Patent number: 12093460
    Abstract: Systems and methods for manual gesture recognition to control prosthetic devices. Low encumbrance systems utilizing glove-based recognition to control prosthetic devices. Prosthetic control systems and methods are also provided utilizing elements for application on the user's fingernails.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: September 17, 2024
    Assignee: Board of Regents, The University of Texas System
    Inventors: Oguz Yetkin, Joseph D. Sanford, Dan O. Popa, Lena C. Wallace, Fahad Mirza, Roopak Karulkar, Sumit Kumar Das, Joshua R. Baptist, J. Paul Carpenter
  • Publication number: 20220152837
    Abstract: This specification describes an adaptive robotic nursing assistant for physical tasks and patient observation and feedback. In some examples, the adaptive robotic nursing assistant includes an omni-directional mobile platform; a footrest on the omni-directional mobile platform; a handlebar located above the footrest such that a user standing on the footrest can grasp the handlebar; a display above the handlebar and at least one user input device; a robot manipulator comprising a robotic arm and an end effector on the robotic arm; and a control system coupled to the omni-directional mobile platform, the control system comprising at least one processor and memory storing executable instructions for the at least one processor to control the omni-directional mobile platform.
    Type: Application
    Filed: April 16, 2020
    Publication date: May 19, 2022
    Applicant: University of Louisville Research Foundation, Inc.
    Inventors: Sumit Kumar Das, Mohammad Nasser Saadatzi, Indika B. Wijayasinghe, Shamsudeen Olawale Abubakar, Christopher Kevin Robinson, Dan O. Popa
  • Publication number: 20210181855
    Abstract: Systems and methods for manual gesture recognition to control prosthetic devices. Low encumbrance systems utilizing glove-based recognition to control prosthetic devices. Prosthetic control systems and methods are also provided utilizing elements for application on the user's fingernails.
    Type: Application
    Filed: November 30, 2020
    Publication date: June 17, 2021
    Inventors: Oguz Yetkin, Joseph D. Sanford, Dan O. Popa, Lena C. Wallace, Fahad Mirza, Roopak Karulkar, Sumit Kumar Das, Joshua R. Baptist, J. Paul Carpenter
  • Patent number: 10852835
    Abstract: Systems and methods for manual gesture recognition to control prosthetic devices. Low encumbrance systems utilizing glove-based recognition to control prosthetic devices. Prosthetic control systems and methods are also provided utilizing elements for application on the user's fingernails.
    Type: Grant
    Filed: April 16, 2017
    Date of Patent: December 1, 2020
    Assignee: Board of Regents, The University of Texas System
    Inventors: Oguz Yetkin, Joseph D. Sanford, Dan O. Popa, Lena C. Wallace, Fahad Mirza, Roopak Karulkar, Sumit Kumar Das, Joshua R. Baptist, J. Paul Carpenter
  • Publication number: 20170296363
    Abstract: Systems and methods for manual gesture recognition to control prosthetic devices. Low encumbrance systems utilizing glove-based recognition to control prosthetic devices. Prosthetic control systems and methods are also provided utilizing elements for application on the user's fingernails.
    Type: Application
    Filed: April 16, 2017
    Publication date: October 19, 2017
    Applicant: Board of Regents, The University of Texas System
    Inventors: Oguz Yetkin, Joseph D. Sanford, Dan O. Popa, Lena C. Wallace, Fahad Mirza, Roopak Karulkar, Sumit Kumar Das, Joshua R. Baptist, J. Paul Carpenter
  • Patent number: 9234486
    Abstract: Various methods and systems are provided for a leakage passageway for a fuel injector of a common rail fuel system. In one embodiment, a fuel injector for an engine comprises an injector accumulator, an injector flow limiter valve configured to control a flow of fuel from a common fuel rail and into the injector accumulator, and a leakage passageway coupled between the injector accumulator and an inlet of the injector flow limiter valve, the leakage passageway bypassing the injector flow limiter valve.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: January 12, 2016
    Assignee: General Electric Company
    Inventors: Sumit Kumar Das, Paul Gerard Nistler, Javier Rivera, Muthu Anandhan
  • Publication number: 20150047612
    Abstract: Various methods and systems are provided for a leakage passageway for a fuel injector of a common rail fuel system. In one embodiment, a fuel injector for an engine comprises an injector accumulator, an injector flow limiter valve configured to control a flow of fuel from a common fuel rail and into the injector accumulator, and a leakage passageway coupled between the injector accumulator and an inlet of the injector flow limiter valve, the leakage passageway bypassing the injector flow limiter valve.
    Type: Application
    Filed: August 15, 2013
    Publication date: February 19, 2015
    Applicant: General Electric Company
    Inventors: Sumit Kumar Das, Paul Gerard Nistler, Javier Rivera, Muthu Anandhan
  • Publication number: 20120291589
    Abstract: A flywheel includes a disc-shaped flywheel body having a peripheral surface defining a circumference of the flywheel body, a central hub connected to the body for mounting the flywheel on a crankshaft or other flywheel support, and a plurality of chambers in the flywheel body radially spaced from the central hub and angularly spaced about the circumference of the flywheel body.
    Type: Application
    Filed: May 20, 2011
    Publication date: November 22, 2012
    Inventors: Vijayaselvan Jayakar, Sumit Kumar Das