Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290877 | Information recording medium and adhesive composition therefor | Hideo Yamaoka, Hirosi Nanbu, Akira Todo | 1994-03-01 |
| 5188875 | Information recording medium and adhesive composition therefor | Hideo Yamaoka, Hirosi Nanbu, Akira Todo | 1993-02-23 |
| 5166034 | Optical recording media and process for preparing same | Hisaharu Toibana, Akira Todo, Takeshi Minoda | 1992-11-24 |
| 5079060 | Optical recording media | Hisaharu Toibana, Takeshi Minoda, Akira Todo | 1992-01-07 |
| 5061597 | Optical recording media and process for preparing same | Hisaharu Toibana, Akira Todo, Takeshi Minoda | 1991-10-29 |
| 4994354 | Optical recording media | Hisaharu Toibana, Takeshi Minoda, Akira Todo | 1991-02-19 |
| 4981777 | Process for preparation of optical recording medium | Koji Tsuzukiyama, Hisaharu Toibana | 1991-01-01 |
| 4960627 | Optical recording media and process for preparing same | Hisaharu Toibana, Akira Todo | 1990-10-02 |