Patents by Inventor Gerardus Henricus Johannus Somers

Gerardus Henricus Johannus Somers 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).

  • Device for sterilization by transuterine tube coagulation
    Patent number: 4057063
    Abstract: A device for sterilizing human females by transuterine fallopian tube coagulation wherein the substantial increase in impedance of the tissues during coagulation is used to signal for termination of treatment.
    Type: Grant
    Filed: February 27, 1976
    Date of Patent: November 8, 1977
    Assignee: U.S. Philips Corporation
    Inventors: Antonius Cornelis Maria Gieles, Gerardus Henricus Johannus Somers
  • Pressure transducer
    Patent number: 4040297
    Abstract: A pressure transducer for measuring pressure in a fluid, comprising a pressure-sensitive element which is formed from semiconductor material and bonded over a bore in an insulating holder, through which bore fluid to be measured is passed; and a sealed cap through which connection conductors are led.
    Type: Grant
    Filed: November 19, 1975
    Date of Patent: August 9, 1977
    Assignee: U.S. Philips Corporation
    Inventors: Mathijs Antonius Karsmakers, Gerardus Henricus Johannus Somers