Patents by Inventor Wilhelmus H. C. G. Verkuijlen

Wilhelmus H. C. G. Verkuijlen 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).

  • Patent number: 4272776
    Abstract: An inset oxide isolated integrated circuit, with multiple levels of inset oxide, polycrystalline regions, and channel stops.
    Type: Grant
    Filed: May 18, 1972
    Date of Patent: June 9, 1981
    Assignee: U.S. Philips Corporation
    Inventors: Bernard H. Weijland, Wilhelmus H. C. G. Verkuijlen