NI

Naoyuki Ishikawa

Ricoh Company: 14 patents #22 of 2,036Top 2%
Overall (2016): #3,107 of 481,213Top 1%
14
Patents 2016

Issued Patents 2016

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
9525840 Image projection apparatus and circuit-board retaining structure Masamichi Yamada, Tetsuya Fujioka, Akihisa Mikawa, Hideo Kanai, Yasunari Mikutsu +1 more 2016-12-20
9436070 Image Projection apparatus Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Masamichi Yamada, Yasunari Mikutsu +2 more 2016-09-06
9429828 Image projection apparatus Tetsuya Fujioka, Masamichi Yamada, Yasutada Tsukioka, Hideo Kanai 2016-08-30
9423677 Cooling structure, image projection apparatus, electronic device, and cooling device Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Masamichi Yamada, Yasunari Mikutsu +1 more 2016-08-23
9423676 Lighting unit and image projector Satoshi Tsuchiya, Tetsuya Fujioka, Hideo Kanai, Masamichi Yamada, Yasunari Mikutsu +1 more 2016-08-23
9417510 Image projection device and method of controlling image projection device Hideo Kanai, Tetsuya Fujioka, Masamichi Yamada, Satoshi Tsuchiya, Akihisa Mikawa +1 more 2016-08-16
9411216 Projector with intake ducts provided in a case thereof Masamichi Yamada, Tetsuya Fujioka, Akihisa Mikawa, Hideo Kanai, Yasunari Mikutsu +1 more 2016-08-09
9390871 Switch mechanism and electronic device Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Masamichi Yamada, Yasunari Mikutsu +1 more 2016-07-12
9348201 Image projection apparatus Masamichi Yamada, Tetsuya Fujioka, Yasutada Tsukioka, Hideo Kanai 2016-05-24
9329463 Image projection apparatus Masamichi Yamada, Tetsuya Fujioka, Yasutada Tsukioka, Hideo Kanai 2016-05-03
9304381 Image projection apparatus Tetsuya Fujioka, Yasutada Tsukioka, Masamichi Yamada, Hideo Kanai 2016-04-05
9291883 Image projection apparatus Masamichi Yamada, Tetsuya Fujioka, Yasutada Tsukioka, Hideo Kanai 2016-03-22
9274409 Image projection apparatus Tetsuya Fujioka, Masamichi Yamada, Yasutada Tsukioka, Hideo Kanai 2016-03-01
9244247 Auto-focus device, projection lens device, and image projection apparatus Satoshi Tsuchiya, Masamichi Yamada, Yasunari Mikutsu, Hideo Namba, Hideo Kanai +1 more 2016-01-26