NT

Nobuhiko Tsukahara

SO Sony: 17 patents #2,459 of 25,231Top 10%
Overall (All Time): #277,680 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
8356312 Cartridge drive apparatus for a disc cartridge that holds a disc Takeharu Takasawa, Takeshi Kubo, Naofumi Goto 2013-01-15
8307383 Disc cartridge Takeshi Kubo, Sunmin KIM, Takeharu Takasawa, Naofumi Goto 2012-11-06
8281327 Mechanism to load disc from cartridge to recording apparatus Naofumi Goto, Takeharu Takasawa, Takeshi Kubo 2012-10-02
7948379 Optical disk recording and reproducing apparatus, remote controller, and content management method Kunihiko Miyake, Shinichiro Iimura, Sunao Aoki 2011-05-24
7112746 Data transmission cable Yoichi Toriumi, Kenji Shintani, Hirofumi Hashimoto 2006-09-26
7079733 Optical communication system, optical communication apparatus, and optical cable Yoichi Toriumi 2006-07-18
6414928 Disc tray, disc-tray accommodating apparatus and disc drive apparatus Sunao Aoki, Toshiharu Okanishi 2002-07-02
6407982 Disk tray, disk storing apparatus and disk drive Sunao Aoki, Toshiharu Okanishi 2002-06-18
6345035 Disc tray, disc-tray accommodating apparatus and disc drive apparatus Sunao Aoki, Toshiharu Okanishi 2002-02-05
6151293 Two-layer optical disk unaffected by position deviation Sunao Aoki, Toshiharu Okanishi 2000-11-21
6021107 Optical pickup device and recording and/or reproducing apparatus for optical disc Katsuya Takahashi 2000-02-01
5970045 Optical disc and disc cartridge Sunao Aoki, Toshiharu Okanishi 1999-10-19
5448537 Magnet-optical disc drive device with sure disc placement Takeshi Mizutani, Hidekazu Seto, Yasuaki Kano, Katsumi Maekawa 1995-09-05
4989107 Microfloppy disk drive with centering mechanism 1991-01-29
4697216 Disk drive apparatus with automatic centering arrangement 1987-09-29
4612588 Head moving apparatus using stepping motor 1986-09-16
4445155 Flexible magnetic disk cassette and a recording and/or reproducing apparatus for the same Kiyoshi Takahashi 1984-04-24