Patents by Inventor Hsu C. Pan

Hsu C. Pan 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).

  • Toothpick dispenser
    Patent number: 4998644
    Abstract: A toothpick dispenser utilizes a sliding tray which holds one toothpick which it receives from an overlying hopper and then slides out into an accessible position in which a pivotal toothpick gripper in the form of a woodpecker, in the preferred embodiment, simultaneously pivots down, gripping the toothpick in its beak, and then pivots back into the upright position to offer the toothpick to the user.
    Type: Grant
    Filed: July 5, 1989
    Date of Patent: March 12, 1991
    Assignee: Palomar Importer & Wholesaler Co. Inc.
    Inventor: Hsu C. Pan
  • Toothpick dispenser
    Patent number: D316313
    Type: Grant
    Filed: July 5, 1989
    Date of Patent: April 16, 1991
    Inventor: Hsu C. Pan