Patents by Inventor Toshihiko Nakajo

Toshihiko Nakajo 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).

  • Frame unit for electronic communication devices
    Patent number: 4321654
    Abstract: This application discloses a frame unit for communication and other electronic devices including a pair of parallel side plates interconnected by upper and lower guide rails extending between and perpendicular to the side plates, and a plurality of guide members which are secured to the guide rails and which are adapted to guide therealong printed boards on which circuit elements of an electronic device are provided. The application also discloses a frame device composed of a number of such frame units.
    Type: Grant
    Filed: July 13, 1979
    Date of Patent: March 23, 1982
    Assignee: Fujitsu Limited
    Inventors: Toshihiko Nakajo, Yoshihiro Takahashi, Katsuo Okuyama, Yutaka Matsukuma