Patents by Inventor Yasunobu Sakaguchi

Yasunobu Sakaguchi 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).

  • Punching cutter for thin material
    Patent number: 4862779
    Abstract: A cutter of the present invention comprises a punching member having a punching edge and a receiving member for receiving the punching force of the punching member, the receiving member having a sandwich structure comprising two plate materials and an elastic body held therebetween. Therefore, the receiving member is capable of elastically holding the punching edge during punching.
    Type: Grant
    Filed: May 18, 1988
    Date of Patent: September 5, 1989
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Mizuho Nishimura, Nobuo Watase, Yasunobu Sakaguchi, Mikio Kogane