Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6207597 | Printing blanket | Seiji Tomono, Hiromasa Okubo, Takamichi Sagawa | 2001-03-27 |
| 6182568 | Printing blanket | Seiji Tomono, Hiromasa Okubo, Takamichi Sagawa | 2001-02-06 |
| 6074735 | Printing blanket | Makoto Sakuraoka, Seiji Tomono, Hiromasa Okubo, Takamichi Sagawa | 2000-06-13 |
| 5934192 | Printing blanket | Seiji Tomono, Hiromasa Okubo, Takamichi Sagawa | 1999-08-10 |
| 5884559 | Helical thread printing blanket | Hiromasa Okubo, Seiji Tomono, Takamichi Sagawa | 1999-03-23 |
| 5478637 | Printing offset blanket | Seiji Tomono, Toshio Kamada, Tetsuya Fuchikami | 1995-12-26 |
| 5264289 | Printing offset blanket and rubber roll | Yasuhiko Kondo, Seiji Tomono, Toshio Kamada, Tsuneo Masuda, Tetsuya Fuchikami | 1993-11-23 |
| 5034268 | Offset blanket | Fumio Sekidou, Yasuhiko Kondou, Hisao Kagano | 1991-07-23 |