Patents by Inventor Kazuyuki Hukushima

Kazuyuki Hukushima 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).

  • Portable computer
    Patent number: D294029
    Type: Grant
    Filed: October 25, 1985
    Date of Patent: February 2, 1988
    Assignee: Hitachi, Keiyo Engineering Co., Ltd.
    Inventors: Kazuhiko Nishiyama, Michiaki Kotsuka, Kazuyuki Hukushima