Patents by Inventor Susumu Doi

Susumu Doi 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).

  • Communication apparatus
    Patent number: 5970202
    Abstract: A communication apparatus is provided with an element for reading out information signals recorded on a medium. The reading element includes a reproducing portion for reproducing the signals recorded on the medium and a processing portion to process the reproduced signals. The information signals are temporarily stored and sequentially transmitted. Electric power to the reading means is controlled when the information is transmitted through a communication line.
    Type: Grant
    Filed: November 30, 1994
    Date of Patent: October 19, 1999
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masahiro Takei, Tadashi Takayama, Susumu Doi
  • Portable still video transmitter
    Patent number: D305426
    Type: Grant
    Filed: October 20, 1987
    Date of Patent: January 9, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventor: Susumu Doi
  • Printer
    Patent number: D307439
    Type: Grant
    Filed: February 20, 1987
    Date of Patent: April 24, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventor: Susumu Doi