Patents by Inventor Alfred Sommer

Alfred Sommer 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).

  • Method of making thin film thermistor
    Patent number: 3966578
    Abstract: A thin film thermistor and a method of making such a thermistor in which a composition of lead telluride plus 5% cerium is sputtered on to a polyimide film after which electrodes are deposited thereon with the width of lead telluride composition remaining uncovered being controlled to thereby control the thermistor characteristics.
    Type: Grant
    Filed: August 1, 1974
    Date of Patent: June 29, 1976
    Assignee: Ceramic Magnetics, Inc.
    Inventor: Alfred Sommer