Patents by Inventor Saburo Wakamatsu

Saburo Wakamatsu 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).

  • Laser-light absorber and method for absorbing laser light
    Patent number: 4682855
    Abstract: A laser-light absorber including a metal body and a flame-sprayed film essentially consisting of metal oxide applied on the metal body. The laser-absorbing properties of a laser-shield for laser welding, cutting, hardening machines, and the like are improved by applying the flame-sprayed film on the metal body.
    Type: Grant
    Filed: February 11, 1985
    Date of Patent: July 28, 1987
    Assignees: Director-General of Agency of Industrial Science and Technology, Showa Denko Kabushiki Kaisha
    Inventors: Tatsutoku Honda, Michiyuki Endo, Saburo Wakamatsu, Yoshio Kudo
  • Laser-light shield and method for shielding human body from laser light
    Patent number: 4650287
    Abstract: A laser-light shield including a metallic substrate having uneven surface and a flame-sprayed film formed on the uneven surface and essentially consisting of metal oxide. The shield is useful for shielding a human body from laser light.
    Type: Grant
    Filed: February 11, 1985
    Date of Patent: March 17, 1987
    Assignee: Showa Denko Kabushiki Kaisha
    Inventors: Yoshio Kudo, Hirohiko Kumagai, Katsunobu Yamaguchi, Saburo Wakamatsu