Patents by Inventor Yoshinobu Saita

Yoshinobu Saita 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).

  • Cylinder lock manufacturing method
    Patent number: 5088175
    Abstract: A cylinder lock manufacturing method wherein a plurality of cylinder locks differing in place of use but using a common key for their unlocking are taken as a group having a specific key code assigned thereto. The inner members and outer members of cylinder locks are assembled into respective cylinder locks continuously for one group after another with change of the key code. A key for each group of the locks is notched synchronously with the cylinder assembly process. The cylinder locks and the key so produced through the above processes are combined as a set.
    Type: Grant
    Filed: October 26, 1988
    Date of Patent: February 18, 1992
    Assignee: Kabushiki Kaisha Honda Rokku
    Inventors: Hiroshi Nakamura, Yoshinobu Saita, Hitoshi Ikeda