AA

Akiyasu Amita

Ricoh Company: 3 patents #302 of 1,683Top 20%
Overall (2011): #54,477 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7957663 Heater, fixing unit and image forming apparatus Kazuhito Kishi, Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi +1 more 2011-06-07
7925177 Image fixing apparatus stably controlling a fixing temperature, and image forming apparatus using the same Kenji Ishii, Ken Omura, Kenichi Hasegawa, Hiroshi Yokoyama, Satoshi Ueno 2011-04-12
7885569 Heater, fixing unit and image forming apparatus operable with a main and auxiliary power supply unit Kazuhito Kishi, Yasuhisa Kato, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi +1 more 2011-02-08