Patents by Inventor Masakuni Ishibashi

Masakuni Ishibashi 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).

  • Video disc player
    Patent number: D262620
    Type: Grant
    Filed: September 12, 1979
    Date of Patent: January 12, 1982
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tadashi Nagaoka, Kazuhiro Kawano, Kenji Nambu, Tadashi Saito, Masakuni Ishibashi