Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10947377 | Chlorine-containing resin composition | Koichi Tsuda, Toshihiro Nishii | 2021-03-16 |
| 10882963 | Processes for producing chlorine-containing resin composition and processed chlorine-containing-resin object | Koichi Tsuda | 2021-01-05 |
| 10759924 | Surface-coated acetylacetone metal salt and method for producing same | Koichi Tsuda | 2020-09-01 |
| 7903515 | Optical disc drive | Kenichi Morikawa, Hiroshige Ishibashi, Takahiro Sato, Yoshiyuki Hashimoto | 2011-03-08 |
| 7233551 | Optical disk control device for time-division-multiplexing and A/D conversion | Masayoshi Abe, Kouju Konno, Teruhiko Izumi | 2007-06-19 |
| 7035175 | Offset measuring method | Machiko Kitayama, Masaya Kuwahara | 2006-04-25 |
| 5495463 | Controller and control method of laser power for recording information in an optical record medium | Toshiya Akagi | 1996-02-27 |
| 5155716 | Servo system for optical recording/reproducing drive | Ryoichi Imanaka, Masayoshi Abe | 1992-10-13 |