YK

Yasuhisa Kato

Ricoh Company: 3 patents #302 of 1,683Top 20%
Overall (2011): #32,038 of 364,097Top 9%
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, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi, Susumu Matsusaka +1 more 2011-06-07
7905573 Liquid ejection head with nozzle plate deformed by heat and image forming apparatus including the liquid election head Takeshi Takemoto, Kazuyoshi Matsumoto, Minori Ichimura, Manabu Izumikawa 2011-03-15
7885569 Heater, fixing unit and image forming apparatus operable with a main and auxiliary power supply unit Kazuhito Kishi, Masami Okamoto, Yasutada Tsukioka, Hiromasa Takagi, Susumu Matsusaka +1 more 2011-02-08