Patents by Inventor Glenn Kiefer

Glenn Kiefer 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).

  • Inflation and pressure gauge apparatus
    Patent number: 7458270
    Abstract: A device for introducing air or other pressurized gas into a tire, sports ball or other pneumatic device. The device advantageously allows the user to check the pressure of the gas and to release excess the gas from the tire or other pneumatic device without removing the apparatus from the tire or other pneumatic device.
    Type: Grant
    Filed: June 4, 2007
    Date of Patent: December 2, 2008
    Inventors: Glenn Kiefer, Emilio Funes
  • Inflation and pressure gauge apparatus
    Publication number: 20070295075
    Abstract: A device for introducing air or other pressurized gas into a tire, sports ball or other pneumatic device. The device advantageously allows the user to check the pressure of the gas and to release excess the gas from the tire or other pneumatic device without removing the apparatus from the tire or other pneumatic device.
    Type: Application
    Filed: June 4, 2007
    Publication date: December 27, 2007
    Inventors: Glenn Kiefer, Emilio Funes