Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39110 | Information recording medium, apparatus for recording the same and apparatus for recording the same | Yoshiaki Moriyama, Takao Sawabe, Ryuichiro Yoshimura, Kaoru Yamamoto, Akihiro Tozaki +4 more | 2006-05-30 |
| 6650827 | Information reproducing apparatus | Takahiko Ogikubo, Takeshi Mawatari, Masato Hiratsuka, Fumitsugu Ohtake | 2003-11-18 |
| 6381399 | Image information reproducing apparatus | Hiroyuki Motohashi, Nobuo Matsue, Shoichi Katagiri, Shigeru Watanabe, Naoto Arifuku +6 more | 2002-04-30 |
| 6067282 | Information recording medium, apparatus for recording the same and apparatus for recording the same | Yoshiaki Moriyama, Takao Sawabe, Ryuichiro Yoshimura, Kaoru Yamamoto, Akihiro Tozaki +4 more | 2000-05-23 |
| 5889746 | Information recording medium, apparatus for recording the same and apparatus for reproducing the same | Yoshiaki Moriyama, Takao Sawabe, Ryuichiro Yoshimura, Kaoru Yamamoto, Akihiro Tozaki +4 more | 1999-03-30 |
| 5742569 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Kaoru Yamamoto, Takao Sawabe, Junichi Yoshio, Ryuichiro Yoshimura, Yoshiaki Moriyama +1 more | 1998-04-21 |