Patents by Inventor Harold F. Webster

Harold F. Webster 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).

  • Lead bonding method
    Patent number: 4098452
    Abstract: A bond between a refractory metal or semiconductor and a ductile metal and a method for making the same includes forming a layer of a refractory metal wetting agent such as titanium on the refractory metal before bonding to allow wetting of the refractory metal by the ductile metal.
    Type: Grant
    Filed: October 7, 1976
    Date of Patent: July 4, 1978
    Assignee: General Electric Company
    Inventors: Harold F. Webster, Dominic A. Cusano
  • Switching devices for photoflash unit
    Patent number: 3990833
    Abstract: A photoflash unit is designed to have a plurality of lamps fired individually and in sequence and includes a plurality of switching devices capable of being easily activated by radiant energy generated during flashing of the lamps. Initially, the switches have a high resistance ("off" condition) and after being activated by radiation, they undergo a chemical change to a conductive state ("on" condition). The switches are prepared from compositions which impart improved shelf life to the switches under conditions of high relative humidity.
    Type: Grant
    Filed: September 29, 1975
    Date of Patent: November 9, 1976
    Assignee: General Electric Company
    Inventors: Fred F. Holub, Nicholas Roman, Harold F. Webster