Patents by Inventor Toshikuni Itou

Toshikuni Itou 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).

  • Sintered metallic composite material
    Patent number: 3963449
    Abstract: A sintered metallic composite material which comprisesA. sintered particles of a substrate metal, andB. at least about 1 percent by weight, based on the weight of the composite material, of particles of a glass-ceramic having a metallic coating layer being integrally bonded to the glass-ceramic body,Wherein said particles of glass-ceramic (b) are uniformly dispersed in the composite material and firmly retained therein through said metallic coating layer bonded to said substrate metal (a) in the sintered state.
    Type: Grant
    Filed: April 29, 1974
    Date of Patent: June 15, 1976
    Assignee: Ishizuka Garasu Kabushiki Kaisha
    Inventors: Shigeru Seki, Taketoshi Kato, Toshikuni Itou, Hiroo Sasaki