Patents by Inventor Antonius Gerardus Visser

Antonius Gerardus Visser 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).

  • Crystal controlled logic gate clock pulse generator
    Patent number: 4039972
    Abstract: A self-triggered clock pulse generator for high frequencies comprising an oscillating quartz crystal which is included in a loop together with a capacitor and a single, non-inverting gate. An averaging feedback is obtained by means of an inverting gate and an integrating circuit, which are connected in series between the output of the non-inverting gate and the input of the gate which is connected to the crystal.
    Type: Grant
    Filed: January 19, 1976
    Date of Patent: August 2, 1977
    Assignee: U.S. Philips Corporation
    Inventors: Rudy Dirk Anthonie Scholten, Antonius Gerardus Visser