Patents by Inventor Shigeru Seki

Shigeru Seki 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).

  • Heat insulating material for high temperature use and process for manufacturing thereof
    Patent number: 4169182
    Abstract: Heat insulating materials having excellent heat resistance and durability prepared from glass-ceramic fibers composed chiefly of crystals, e.g., .beta.-spodumene and/or cordierite and containing 0.1 to 15% by weight of at least one metallic element capable of absorbing radiant heat energy, e.g., Cu, Co, Fe, Ni, Cr, Mn, Mg. The metallic element may be in the form of the metal or an oxide thereof and may be present as a film or coating on the fibers.
    Type: Grant
    Filed: May 20, 1976
    Date of Patent: September 25, 1979
    Assignees: Honda Giken Kogyo Kabushiki Kaisha, Ishizuka Carasu Kabushiki Kaisha
    Inventors: Shigeru Seki, Toshio Kobayashi, Taketoshi Kato, Tsuguya Suzuki, Toshihiko Matsubara
  • 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