Patents by Inventor Gustaaf Herman Antonius VAN DER Hoorn

Gustaaf Herman Antonius VAN DER Hoorn 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).

  • Switching element having gold-cobalt contacts
    Patent number: 3978302
    Abstract: A switching element having reed contacts in a hermetically closed envelope with contact surfaces consisting of a gold alloy having a carbon content of between 0.5 and 1.5 % by weight and a cobalt content of between 1 and 6 % by weight.
    Type: Grant
    Filed: September 12, 1974
    Date of Patent: August 31, 1976
    Assignee: U.S. Philips Corporation
    Inventors: Martinus Antonius Maria Bakker, Gustaaf Herman Antonius VAN DER Hoorn