Patents by Inventor Wen-Hwa Lin

Wen-Hwa Lin 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).

  • Bicycle pedal
    Patent number: 5259270
    Abstract: A bicycle pedal having a pedal body and at least one swivel hook plate and one fixed hook plate spaced on either side, thereof and at least one plate spring received in a respective chamber on the pedal body which presses on either swivel hook plate against the respective fixed hook plate. Either swivel hook plate can be turned outwards relative to the respective fixed hook plate for fastening or unfastening the bottom fastening plate of a bicycle shoe.
    Type: Grant
    Filed: December 30, 1992
    Date of Patent: November 9, 1993
    Inventor: Wen-Hwa Lin
  • Grease gun
    Patent number: D343557
    Type: Grant
    Filed: December 22, 1992
    Date of Patent: January 25, 1994
    Inventor: Wen-Hwa Lin