Patents by Inventor Yoshitomo Kuboki

Yoshitomo Kuboki 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).

  • Method of making keys of a keyboard
    Patent number: 4748046
    Abstract: A method of making any key of a keyboard having a top surface on which a symbol is formed by padding. An ultraviolet-curing resin is applied by padding to only the surface of a material forming the symbol to form an overcoating layer covering only the surface of the symbol. The layer is cured by ultraviolet radiation.
    Type: Grant
    Filed: February 24, 1987
    Date of Patent: May 31, 1988
    Assignee: Alps Electric Co., Ltd.
    Inventors: Yoshitomo Kuboki, Mitsuhiro Okada, Hiroo Ookoshi