KO

Kunikazu Ohnishi

HI Hitachi: 2 patents #899 of 4,225Top 25%
HC Hitachi Media Electronics Co.: 2 patents #1 of 25Top 4%
Overall (2003): #55,822 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6567355 Optical detector, optical pickup and optical information reproducing apparatus using optical pickup Katsuhiko Izumi, Kenichi Shimada, Masayuki Inoue, Shinji Fujita 2003-05-20
6507009 Optical detector, signal processing circuit and optical information reproduction apparatus thereof Takeshi Shimano, Shigeru Nakamura, Masayuki Inoue, Yukio Fukui, Yasuyuki Sugi +2 more 2003-01-14