TY

Takayuki Yoshii

Ricoh Company: 11 patents #2,054 of 9,818Top 25%
Overall (All Time): #466,588 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8309172 Method and device for coating hollow cylindrical member Michitaka Higaki, Tsuneaki Kondoh, Kohji Kamiya, Hidenori Machida, Satoshi Tohkai 2012-11-13
8195075 Fixing unit having a resin surface and image forming apparatus using the same Hiroshi Yoshinaga, Kohji Kamiya, Masanao Ehara 2012-06-05
8137883 Toner, developer, image forming method, image forming apparatus, process cartridge, and toner container Ryota Inoue, Shigeru Emoto, Naohiro Watanabe, Masahide Yamada, Akinori Saitoh +4 more 2012-03-20
7989131 Toner, developer, image forming method, image forming apparatus, process cartridge, and toner container Ryota Inoue, Shigeru Emoto, Naohiro Watanabe, Masahide Yamada, Akinori Saitoh +4 more 2011-08-02
7643784 Fixing apparatus, fixing member used in the fixing apparatus, and image forming apparatus having the fixing apparatus Tsuneaki Kondoh, Michitaka Higaki, Kohji Kamiya, Eiji Sawamura 2010-01-05
7628858 Coating film forming apparatus, electrophotographic fixing member formed by coating film apparatus, and image forming apparatus having electrophotographic fixing member Michitaka Higaki, Satoshi Tohkai 2009-12-08
7480478 Method and apparatus for image forming capable of effectively fixing a toner image on a recording sheet by using induction heating Norihiko Aze, Motokazu Hasegawa, Eiji Sawamura 2009-01-20
7458253 Method for evaluating fixing member and fixing belt and thermal fixing roller Norihiko Aze, Kyoichi Ashikawa, Kohji Kamiya, Minoru Matsuo, Nozomu Takahata 2008-12-02
7146126 Flexible and durable fixing members and apparatus, and image forming apparatus Tsuneaki Kondoh, Kohji Kamiya 2006-12-05
7024923 Method for evaluating fixing member and fixing belt and thermal fixing roller Norihiko Aze, Kyoichi Ashikawa, Kohji Kamiya, Minoru Matsuo, Nozomu Takahata 2006-04-11
6287246 Development roller Kyoichi Ashikawa, Taisuke Tokuwaki, Makoto Nakamura, Yoshiyuki Takano, Atsushi Ohta +1 more 2001-09-11