Patents by Inventor Patrick A. Keller

Patrick A. Keller 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).

  • Remanufactured solenoid valves and devices for remanufacturing solenoid valves
    Patent number: 9851003
    Abstract: Systems and methods for remanufacturing solenoid valves that enable the repair, reassembly, and reuse of a solenoid are disclosed which may allow for a solenoid valve to be restored to proper working condition and avoid the need to completely replace a malfunctioning solenoid valve. Embodiments may also include solenoid remanufacturing kits that may include a brace for securing a valve housing of a remanufactured solenoid that has been opened for repair.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: December 26, 2017
    Assignee: Sonnax Industries, Inc.
    Inventor: Patrick A. Keller
  • Spool valve assembly with stationary insert
    Patent number: 9746089
    Abstract: Valve assemblies and associated methods are disclosed that may include a spool valve and one or more stationary inserts. In some examples, the stationary inserts may be configured to be fixed within a valve bore of a valve body to provide a fluid seal between an outer surface of the insert and the valve bore. Embodiments may also include valve assembly repair kits that may include a spool valve and a stationary insert for repairing a malfunctioning spool valve and methods for installing the same.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: August 29, 2017
    Assignee: Sonnax Industries, Inc.
    Inventors: Scott C. Jackson, Patrick A. Keller, Maura J. Stafford, Eric W. Streed, Robert C. Warnke
  • Remanufactured Solenoid Valves and Devices For Remanufacturing Solenoid Valves
    Publication number: 20160097449
    Abstract: Systems and methods for remanufacturing solenoid valves that enable the repair, reassembly, and reuse of a solenoid are disclosed which may allow for a solenoid valve to be restored to proper working condition and avoid the need to completely replace a malfunctioning solenoid valve. Embodiments may also include solenoid remanufacturing kits that may include a brace for securing a valve housing of a remanufactured solenoid that has been opened for repair.
    Type: Application
    Filed: August 12, 2015
    Publication date: April 7, 2016
    Inventor: Patrick A. Keller
  • Spool Valve Assembly With Stationary Insert
    Publication number: 20150292634
    Abstract: Valve assemblies and associated methods are disclosed that may include a spool valve and one or more stationary inserts. In some examples, the stationary inserts may be configured to be fixed within a valve bore of a valve body to provide a fluid seal between an outer surface of the insert and the valve bore. Embodiments may also include valve assembly repair kits that may include a spool valve and a stationary insert for repairing a malfunctioning spool valve and methods for installing the same.
    Type: Application
    Filed: April 13, 2015
    Publication date: October 15, 2015
    Inventors: Scott C. Jackson, Patrick A. Keller, Maura J. Stafford, Eric W. Streed, Robert C. Warnke
  • Seal installation tool
    Patent number: D784101
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: April 18, 2017
    Assignee: Sonnax Industries, Inc.
    Inventor: Patrick A. Keller