YO

Yasuo Otsuka

HI Hitachi: 3 patents #420 of 3,950Top 15%
Overall (2002): #18,361 of 266,432Top 7%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6431710 Optical apparatus Kenji Fuse, Mikio Shiraishi, Nobuyuki Kaku, Hidehiro Ikeda 2002-08-13
6411440 Array lens, lighting optical system, optical unit and imaging apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2002-06-25
6392809 Array lens, lighting optical system, optical unit and imaging apparatus Satoshi Ohuchi, Masahiko Yatsu, Taro Imahase, Tomohiro Miyoshi, Takesuke Maruyama 2002-05-21