SN

Seiji Nishiwaki

Sumitomo Electric Industries: 6 patents #80 of 3,632Top 3%
📍 Kasai, JP: #8 of 567 inventorsTop 2%
Overall (2005): #3,789 of 245,428Top 2%
6
Patents 2005

Issued Patents 2005

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6930972 Optical information processor and optical element Youichi Saitoh, Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Kazuo Momoo +1 more 2005-08-16
6920101 Optical information processor and optical element Youichi Saitoh, Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Kazuo Momoo +1 more 2005-07-19
6914870 Optical head apparatus Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Hiroaki Matsumiya, Youichi Saitoh +1 more 2005-07-05
6909685 Optical disk device having light converging means which marks plural signal mark positions in a direction substantially perpendicular to tracks Kazuo Momoo, Junji Nagaoka 2005-06-21
6898010 Beam-shaping device, optical disc device, and fabrication method of beam-shaping device Youichi Saitoh, Junichi Asada 2005-05-24
6888787 Optical information processor and optical element Youichi Saitoh, Junichi Asada, Yuichi Takahashi, Kenji Nagashima, Kazuo Momoo +1 more 2005-05-03