Patents by Inventor Jyunji Takashita

Jyunji Takashita 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).

  • Polishing apparatus
    Patent number: 5347763
    Abstract: There is disclosed a polishing apparatus utilizing a gel material as the polishing tool, in which the gel material is rotated in the vicinity of a surface to be polished, or is given rotating and rocking motions in direct contact with the surface to be polished.
    Type: Grant
    Filed: November 26, 1993
    Date of Patent: September 20, 1994
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masahiko Miyamato, Nobuo Nakamura, Jyunji Takashita, Manabu Ando, Katsuo Kawano, Yoshiaki Nishimura, Satoshi Yuasa
  • Polishing apparatus
    Patent number: 4999954
    Abstract: There is disclosed a polishing apparatus utilizing a gel material as the polishing tool, in which the gel material is rotated in the vicinity of a surface to be polished, or is given rotating and rocking motions in direct contact with the surface to be polished.
    Type: Grant
    Filed: August 15, 1990
    Date of Patent: March 19, 1991
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masahiko Miyamoto, Nobuo Nakamura, Jyunji Takashita, Manabu Ando, Katsuo Kawano, Yoshiaki Nishimura, Satoshi Yuasa
  • Polishing apparatus
    Patent number: 4974368
    Abstract: There is disclosed a polishing apparatus utilizing a gel material as the polishing tool, in which the gel material is rotated in the vicinity of a surface to be polished, or is given rotating and rocking motions in direct contact with the surface to be polished.
    Type: Grant
    Filed: March 16, 1988
    Date of Patent: December 4, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masahiko Miyamoto, Nobuo Nakamura, Jyunji Takashita, Manabu Ando, Katsuo Kawano, Yoshiaki Nishimura, Satoshi Yuasa