HK

Hiromasa Katayama

Canon: 42 patents #1,000 of 19,416Top 6%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
Overall (All Time): #69,651 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
8095051 Image forming apparatus which achieves stability of a gap between an image bearing member and developer bearing member 2012-01-10
7983607 Image forming apparatus having an endless conveying belt with a 720 degree twist 2011-07-19
7798490 Sheet conveying apparatus, image forming apparatus, and image reading apparatus Ken Tamura 2010-09-21
7778583 Endless belt conveying apparatus and toner image heating apparatus 2010-08-17
7762540 Sheet processing apparatus and image forming apparatus provided with the same Hideki Kushida, Taro Ikeda, Hiroaki Takagishi, Kenichi Hayashi, Tomokazu Nakamura +1 more 2010-07-27
7684745 Image heating apparatus Hiromitsu Uchida, Masahiko Yokota, Kazuhisa Okuda, Michiaki Endo, Takatoshi Chiba +1 more 2010-03-23
7578497 Sheet processing apparatus and image forming apparatus equipped with the same Wataru Kawata, Taro Ikeda, Hiroaki Takagishi, Kenichi Hayashi, Tomokazu Nakamura +1 more 2009-08-25
7546078 Image heating apparatus and image forming apparatus with displacing members for displacing other members of the apparatuses Kazuhisa Okuda, Masahiko Yokota, Michiaki Endo, Shinsuke Ubayashi, Takatoshi Chiba +1 more 2009-06-09
7530560 Sheet processing apparatus and image forming apparatus provided with the same Hideki Kushida, Taro Ikeda, Hiroaki Takagishi, Kenichi Hayashi, Tomokazu Nakamura +1 more 2009-05-12
7505725 Image heating apparatus including a retractable pressure belt with deviation control Kazuhisa Okuda, Michiaki Endo, Masahiko Yokota, Shinsuke Ubayashi, Takatoshi Chiba +1 more 2009-03-17
7480480 Image heating apparatus with heat pipe for decreasing unevenness in temperature distribution Michiaki Endo, Masahiko Yokota, Kazuhisa Okuda, Takatoshi Chiba, Shinsuke Ubayashi +1 more 2009-01-20
7468099 Image forming apparatus 2008-12-23
7429037 Sheet processing apparatus and image forming apparatus equipped with the same Wataru Kawata, Taro Ikeda, Hiroaki Takagishi, Kenichi Hayashi, Tomokazu Nakamura +1 more 2008-09-30
7424261 Image heating apparatus Hiromitsu Uchida, Masahiko Yokota, Kazuhisa Okuda, Michiaki Endo, Takatoshi Chiba +1 more 2008-09-09
7410156 Sheet processing apparatus and image forming apparatus equipped with the same Taro Ikeda, Hiroaki Takagishi, Kenichi Hayashi, Tomokazu Nakamura, Wataru Kawata +1 more 2008-08-12
7313342 Image forming apparatus including catalyst and active carbon filters Takashi Fujita 2007-12-25
7288059 Sheet processing apparatus and image forming apparatus equipped with the same Taro Ikeda, Hiroaki Takagishi, Kenichi Hayashi, Tomokazu Nakamura, Wataru Kawata +1 more 2007-10-30
5437192 Physical property measuring device Takeshi Kawamoto, Toshio Hrowatari, Eiji Tahara 1995-08-01