YO

Yasuo Otsuka

HI Hitachi: 37 patents #587 of 28,497Top 3%
HS Hitachi Video And Information Systems: 3 patents #39 of 269Top 15%
Kioxia: 3 patents #479 of 1,813Top 30%
HI Hiatchi: 1 patents #1 of 84Top 2%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
Overall (All Time): #62,214 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 1–25 of 46 patents

Patent #TitleCo-InventorsDate
12347808 Semiconductor device Nobuhito Suzuya 2025-07-01
11901337 Semiconductor device and method of manufacturing the same 2024-02-13
11437351 Semiconductor device 2022-09-06
11037879 Semiconductor device 2021-06-15
7979821 Method of verifying semiconductor integrated circuit and design program 2011-07-12
7832871 Optical equipment with at least first and second ventilation paths Kenji Fuse, Mikio Shiraishi, Nobuyuki Kaku, Hidehiro Ikeda 2010-11-16
7571409 Circuit design device and circuit design program 2009-08-04
7441904 Projection type display apparatus with ventilation Kenji Fuse, Mikio Shiraishi, Nobuyuki Kaku, Hidehiro Ikeda 2008-10-28
7327520 Optical unit and image display apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2008-02-05
7175284 Projection type display apparatus Kenji Fuse, Mikio Shiraishi, Nobuyuki Kaku, Hidehiro Ikeda 2007-02-13
7152978 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more 2006-12-26
7106518 Optical unit and image display apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2006-09-12
7021768 Optical apparatus Kenji Fuse, Mikio Shiraishi, Nobuyuki Kaku, Hidehiro Ikeda 2006-04-04
6963453 Optical unit and image display apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2005-11-08
6908198 Image display mechanism and image display device Mikio Shiraishi, Toru Numata 2005-06-21
6857749 Projection type display apparatus Kenji Fuse, Mikio Shiraishi, Nobuyuki Kaku, Hidehiro Ikeda 2005-02-22
6829031 Liquid crystal display apparatus and optical device for use therein Toru Numata, Mikio Shiraishi, Koji Hirata, Naoyuki Ogura, Shigeru Inaoka +3 more 2004-12-07
6824273 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more 2004-11-30
6817720 Image display mechanism and image display device Mikio Shiraishi, Toru Numata 2004-11-16
6783245 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same Nobuhiko Konuma, Hidetomo Yoshimura, Seiichi Sekiguchi, Mikiharu Kuwata, Masaharu Deguchi +16 more 2004-08-31
6741396 Array lens, lighting optical system, optical unit and imaging apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2004-05-25
6682197 Image display mechanism and image display device Mikio Shiraishi, Toru Numata 2004-01-27
6588910 Image display mechanism and image display device Mikio Shiraishi, Toru Numata 2003-07-08
6567218 Array lens, lighting optical system, optical unit and imaging apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2003-05-20
6545812 Array lens, lighting optical system, optical unit and imaging apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2003-04-08