Patents by Inventor Masahiro Ikari

Masahiro Ikari 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).

  • Sliding gate plate
    Patent number: 5529227
    Abstract: According to the present invention, there is provided a sliding gate plate connected to a molten metal container, used as a part of a nozzle, for controlling a flow amount of molten metal in the molten metal container, comprising a main body of the sliding gate plate, having a through-hole at a section corresponding to a molten metal discharge control, and a cylinder having a ring-like fringe portion, and fit into the through-hole of the main body of the plate.
    Type: Grant
    Filed: August 9, 1994
    Date of Patent: June 25, 1996
    Assignee: Toshiba Ceramics Co., Ltd.
    Inventors: Toshiyuki Yoshikawa, Etsuhiro Hasebe, Kenichi Mukoyama, Keizo Hoshi, Masahiko Uchita, Shouji Ando, Masahiro Ikari, Teruo Iijima
  • Oxygen permeable hard contact lens
    Patent number: 5162391
    Abstract: The hard contact lenses of the present invention are, being formed of copolymers comprising as its essential components a siloxanylalkylamide unit and a monomer unit containing fluorine, excellent in oxygen permeability, wettability with water, resistance to soiling by protein, lipids or the like, transparency and mechanical strength.
    Type: Grant
    Filed: March 1, 1990
    Date of Patent: November 10, 1992
    Assignee: Kuraray Co., Ltd.
    Inventor: Masahiro Ikari
  • Contact lens
    Patent number: 4684705
    Abstract: The contact lenses of the present invention are formed of copolymers with monomers having hydroxyl groups and fluoroalkyl groups as their components. This invention makes it possible to provide contact lenses which are excellent not only in oxygen permeability, wettability and hardness, but also in contamination resistance to protein, lipids, etc., and transparency, etc.
    Type: Grant
    Filed: July 21, 1986
    Date of Patent: August 4, 1987
    Assignee: Kuraray Co., Ltd.
    Inventors: Fumio Yamamoto, Takayoshi Suzuki, Masahiro Ikari, Susumu Saito, Akira Ohmori, Takashi Yasuhara