Patents by Inventor Syuichi Yoshinaka

Syuichi Yoshinaka 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).

  • Electrophotographic apparatus having two fixing sections and control means for controlling temperature adjustments selectively to the fixing sections
    Patent number: 5408301
    Abstract: An electrophotographic apparatus is provided with a fixing device having the first through third fixing rollers for forming the first fixing section by contacting the first and second fixing rollers as well as forming the second fixing section by contacting the second and third fixing rollers, the first fixing section being temperature-adjusted in relation to a first copying mode, the second fixing section being temperature-adjusted in relation to a second copying mode. Either the first or second fixing section is temperature-adjusted according to the order of priority in such a manner that after the completion of the temperature adjustments, temperature adjustments with respect to the other fixing section is successively carried out.
    Type: Grant
    Filed: March 31, 1993
    Date of Patent: April 18, 1995
    Assignee: Sharp Labushiki Kaisha
    Inventors: Masato Tokishige, Kiyoshi Inamoto, Atsushi Kurimoto, Nobuyuki Ueda, Tokiyuki Okano, Kazunori Soda, Kazunori Iwasa, Tomiyuki Ishikawa, Hidetoshi Kaneko, Toshiki Ohgita, Hideo Matsuda, Takashi Kubo, Syuichi Yoshinaka, Yasuhiro Ono, Yoshiaki Masuda