KN

Kenji Narumi

Sumitomo Electric Industries: 4 patents #204 of 3,632Top 6%
Overall (2005): #11,309 of 245,428Top 5%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6975571 Method for optically recording information and device for optically recording information by the same Tetsuya Akiyama, Kenichi Nishiuchi, Shigeaki Furukawa 2005-12-13
6922387 Optical information recording medium, and method and apparatus for recording/reproducing information thereon Tetsuya Akiyama, Kenichi Nishiuchi 2005-07-26
6906988 Method and apparatus for recording/reproducing information with respect to optical recording medium Shigeaki Furukawa, Kenichi Nishiuchi, Tetsuya Akiyama, Takashi Ishida, Mamoru Shoji +2 more 2005-06-14
6893698 Optical information recording medium, optical measuring method and optical information recording/reproducing method Kenichi Nishiuchi, Naoyasu Miyagawa, Rie Kojima, Takashi Nishihara, Noboru Yamada 2005-05-17