YT

Yuichi Takahashi

Sumitomo Electric Industries: 5 patents #123 of 3,632Top 4%
Overall (2005): #5,088 of 245,428Top 3%
5
Patents 2005

Issued Patents 2005

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6930968 Semiconductor laser driving apparatus with filter to attenuate enhanced frequency component and optical disk apparatus including the same Yuichi Kamioka, Toshiya Akagi, Yoshiyuki Miyabata 2005-08-16
6930972 Optical information processor and optical element Youichi Saitoh, Junichi Asada, Seiji Nishiwaki, Kenji Nagashima, Kazuo Momoo +1 more 2005-08-16
6920101 Optical information processor and optical element Youichi Saitoh, Junichi Asada, Seiji Nishiwaki, Kenji Nagashima, Kazuo Momoo +1 more 2005-07-19
6914870 Optical head apparatus Junichi Asada, Seiji Nishiwaki, Kenji Nagashima, Hiroaki Matsumiya, Youichi Saitoh +1 more 2005-07-05
6888787 Optical information processor and optical element Youichi Saitoh, Junichi Asada, Seiji Nishiwaki, Kenji Nagashima, Kazuo Momoo +1 more 2005-05-03