Patents by Inventor Allen C. Koller

Allen C. Koller 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).

  • Temperature sensor
    Patent number: 5078507
    Abstract: A temperature sensor comprising a hollow shield including a cone shaped tip portion and a substantially cylindrical portion. The cylindrical portion surrounds a high temperature collection rod (e.g., a lightpipe or optical fiber). The collection rod is arranged to collect radiant energy from the cone shaped tip portion and transmit the radiation to a fiber optic cable attached to the opposite end of the collecting rod.
    Type: Grant
    Filed: March 18, 1991
    Date of Patent: January 7, 1992
    Assignee: General Electric Company
    Inventor: Allen C. Koller
  • Adhesive joint for diaphragm to sensor connection in pressure transducers
    Patent number: 4604900
    Abstract: A pressure transducer (10) in which a sensor beam (14) is connected to a diaphragm (18) by a shaft assembly (120) which is made up of a sensor post (122) attached to the sensor beam (14), an overpressure stop member (124) attached to the diaphragm (18), and a rigidifying material (126) connecting the sensor beam (14) to the overpressure stop member (24) is disclosed. The overpressure stop member (124) is formed with an extended hollow cylindrical portion (125) that surrounds the sensor post (122), and the rigidifying material (126) fills the space between them.
    Type: Grant
    Filed: November 5, 1984
    Date of Patent: August 12, 1986
    Assignee: The Babcock & Wilcox Company
    Inventors: James K. Knudsen, Allen C. Koller, Eugene Skuratovsky, Gary S. Thomas