Patents by Inventor Harold A. Kuypers

Harold A. Kuypers 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).

  • Tire valve and low pressure indicator
    Patent number: 4557308
    Abstract: Flexible check-valve-like baffle is provided in low pressure indicator to assure proper seating of poppet and maximum flow during fill.
    Type: Grant
    Filed: June 18, 1984
    Date of Patent: December 10, 1985
    Assignee: Scovil Inc.
    Inventor: Harold A. Kuypers
  • Plastic tire valve
    Patent number: 4506695
    Abstract: A tire valve having a molded tubular plastic insert having a conical seat and adjacent the seat integrally molded inward radial ribs engaging and guiding a valve pin. To the pin is secured a valve element adapted to sealingly engage the seat. The insert is bonded within a molded rubber body.
    Type: Grant
    Filed: April 4, 1983
    Date of Patent: March 26, 1985
    Assignee: Scovill Inc.
    Inventor: Harold A. Kuypers
  • Snap-in tire valve
    Patent number: 4411302
    Abstract: Snap-in tire valve includes rigid base larger than the rim hole opening so that the valve cannot be extruded therethrough. Valve is held in place by spring clip surrounding the valve stem.
    Type: Grant
    Filed: September 28, 1981
    Date of Patent: October 25, 1983
    Assignee: Scovill Inc.
    Inventor: Harold A. Kuypers