Patents by Inventor Ken Ashraph

Ken Ashraph 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).

  • Valveless reciprocating compressor
    Patent number: 9702350
    Abstract: A system, in certain embodiments, includes a compression cylinder configured to mount to a reciprocating compressor. The compression cylinder includes an intake port and a discharge port. The system also includes a piston assembly disposed within the compression cylinder. The piston assembly includes a piston, and a flow control member extending from the piston. The flow control member is configured to selectively block the intake port and the discharge port upon movement of the piston assembly relative to the compression cylinder.
    Type: Grant
    Filed: January 19, 2012
    Date of Patent: July 11, 2017
    Assignee: GE Oil & Gas Compression Systems, LLC
    Inventors: Omar M. Kabir, Karthik Ramakumar, Ken Ashraph
  • Valveless reciprocating compressor
    Patent number: 9435322
    Abstract: A system, in certain embodiments, includes a compression cylinder configured to mount to a reciprocating compressor. The compression cylinder includes an intake port and a discharge port. The system also includes a piston assembly disposed within the compression cylinder. The piston assembly includes a piston configured to selectively block the intake port upon movement of the piston assembly relative to the compression cylinder.
    Type: Grant
    Filed: January 19, 2012
    Date of Patent: September 6, 2016
    Assignee: GE Oil & Gas Compression Systems, LLC
    Inventors: Karthik Ramakumar, Omar M. Kabir, Ken Ashraph
  • VALVELESS RECIPROCATING COMPRESSOR
    Publication number: 20130189140
    Abstract: A system, in certain embodiments, includes a compression cylinder configured to mount to a reciprocating compressor. The compression cylinder includes an intake port and a discharge port. The system also includes a piston assembly disposed within the compression cylinder. The piston assembly includes a piston, and a flow control member extending from the piston. The flow control member is configured to selectively block the intake port and the discharge port upon movement of the piston assembly relative to the compression cylinder.
    Type: Application
    Filed: January 19, 2012
    Publication date: July 25, 2013
    Applicant: CAMERON INTERNATIONAL CORPORATION
    Inventors: Omar M. Kabir, Karthik Ramakumar, Ken Ashraph
  • VALVELESS RECIPROCATING COMPRESSOR
    Publication number: 20130189139
    Abstract: A system, in certain embodiments, includes a compression cylinder configured to mount to a reciprocating compressor. The compression cylinder includes an intake port and a discharge port. The system also includes a piston assembly disposed within the compression cylinder. The piston assembly includes a piston configured to selectively block the intake port upon movement of the piston assembly relative to the compression cylinder.
    Type: Application
    Filed: January 19, 2012
    Publication date: July 25, 2013
    Applicant: CAMERON INTERNATIONAL CORPORATION
    Inventors: Karthik Ramakumar, Omar M. Kabir, Ken Ashraph