YN

Yukimi NISHI

Ricoh Company: 15 patents #1,477 of 9,818Top 20%
Overall (All Time): #321,209 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
9964733 Holding structure for holding reflecting mirror, projection optical system unit, optical engine, and image projecting apparatus Tetsuya Fujioka, Akihisa Mikawa, Hideo Kanai, Yasunari Mikutsu, Satoshi Tsuchiya +3 more 2018-05-08
9952486 High resolution image projection apparatus with horizontally actuated image generation unit Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Satoshi Tsuchiya +3 more 2018-04-24
9829671 Projection lens unit, optical engine, and image projecting apparatus Satoshi Tsuchiya, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Akihisa Mikawa +3 more 2017-11-28
9787956 Image projection apparatus Jun Mashimo, Satoshi Tsuchiya, Tetsuya Fujioka, Yasunari Mikutsu, Takahiro Hiramatsu +3 more 2017-10-10
9778551 Illumination optical system, optical engine, and image projection apparatus Satoshi Tsuchiya, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Akihisa Mikawa +3 more 2017-10-03
9713282 Cooling apparatus, image projection apparatus, and electronic device Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Masamichi Yamada, Yasunari Mikutsu +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, Masamichi Yamada +2 more 2017-06-13
9625797 Projection optical device and image projection apparatus Satoshi Tsuchiya, Tetsuya Fujioka, Hideo Kanai, Masamichi Yamada, Yasunari Mikutsu +2 more 2017-04-18
9618833 Image projection apparatus Naoyuki Ishikawa, Satoshi Tsuchiya, Akihisa Mikawa, Hideo Kanai, Tetsuya Fujioka +3 more 2017-04-11
9606426 Duct cover for an image projection apparatus Naoyuki Ishikawa, Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Masamichi Yamada +2 more 2017-03-28
9541821 Light source housing, light source device, and image projection apparatus Naoyuki Ishikawa, Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Masamichi Yamada +2 more 2017-01-10
9541818 Cooling device, cooling structure, image projection device, and electronic device Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Yasunari Mikutsu, Satoshi Tsuchiya +1 more 2017-01-10
9537257 Image projection apparatus and light source unit Naoyuki Ishikawa, Tetsuya Fujioka, Hideo Kanai, Akihisa Mikawa, Masamichi Yamada +2 more 2017-01-03
9436070 Image Projection apparatus Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Masamichi Yamada, Yasunari Mikutsu +2 more 2016-09-06
9004696 Image projection apparatus Akihisa Mikawa, Tetsuya Fujioka, Hideo Kanai, Masamichi Yamada, Yasunari Mikutsu +2 more 2015-04-14