MY

Masamichi Yamada

Ricoh Company: 9 patents #38 of 1,810Top 3%
Overall (2017): #8,798 of 506,227Top 2%
9
Patents 2017

Issued Patents 2017

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9713282 Cooling apparatus, image projection apparatus, and electronic device Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Satoshi Tsuchiya +1 more 2017-07-18
9678416 Light source device provided with cooler and image projection device including light source device provided with cooler Naoyuki Ishikawa, Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Yasunari Mikutsu +2 more 2017-06-13
9671681 Image projection apparatus Tetsuya Fujioka, Yasutada Tsukioka, Naoyuki Ishikawa, Hideo Kanai 2017-06-06
9645478 Cooling device, image projection apparatus, and electronic apparatus Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Satoshi Tsuchiya +1 more 2017-05-09
9625797 Projection optical device and image projection apparatus Satoshi Tsuchiya, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Naoyuki Ishikawa +2 more 2017-04-18
9618833 Image projection apparatus Yukimi NISHI, Naoyuki Ishikawa, Satoshi Tsuchiya, Akihisa Mikawa, Hideo Kanai +3 more 2017-04-11
9606426 Duct cover for an image projection apparatus Naoyuki Ishikawa, Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Yasunari Mikutsu +2 more 2017-03-28
9541821 Light source housing, light source device, and image projection apparatus Naoyuki Ishikawa, Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Yasunari Mikutsu +2 more 2017-01-10
9537257 Image projection apparatus and light source unit Naoyuki Ishikawa, Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Yasunari Mikutsu +2 more 2017-01-03