Patents by Inventor Peter De Waal

Peter De Waal 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).

  • Engine valve adjustment device
    Patent number: 7104161
    Abstract: A combination of tools for use in adjusting the valves in an internal combustion engine, and particularly the movement of the valve contacting end of a rocker arm in a motorcycle engine, comprises a socket, a hollow rod sized to fit in the opening in the top of the socket and a screw driver sized to fit through an upper opening in the rod so that the valve adjustment screw can be adjusted while the locking nut thereon is easily unlocked using the socket.
    Type: Grant
    Filed: October 29, 2004
    Date of Patent: September 12, 2006
    Inventor: Peter De Waal
  • Electrical outlet box cover
    Patent number: D361059
    Type: Grant
    Filed: March 30, 1994
    Date of Patent: August 8, 1995
    Inventor: Peter De Waal
  • Electrical outlet box cover
    Patent number: D364849
    Type: Grant
    Filed: April 19, 1995
    Date of Patent: December 5, 1995
    Inventor: Peter De Waal