Patents by Inventor Koichi Sadashige

Koichi Sadashige 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).

  • Dropout compensator with proportional duration dropout detector
    Patent number: 4158855
    Abstract: A signal defect compensator is provided which develops a replacement video signal for use during a signal dropout. The compensator includes a dropout pulse detector for the generation of a stretched dropout control pulse interval proportional to the duration of the signal dropout.
    Type: Grant
    Filed: November 29, 1977
    Date of Patent: June 19, 1979
    Assignee: RCA Corporation
    Inventors: Robert G. Thomas, Koichi Sadashige