Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4437970 | Device for determining ionic activity | Masao Kitajima, Osamu Seshimoto, Akira Yamaguchi | 1984-03-20 |
| 4363829 | Process for forming an electrically conductive film | Osamu Seshimoto, Hirotsugu Nomaguchi, Seiji Horie, Hideo Sato, Masaaki Takimoto | 1982-12-14 |
| 4298673 | Lithographic type diffusion transfer developing composition | Eiichi Mizuki, Masato Satomura, Haruhiko Iwano, Tadahiro Fujiwara | 1981-11-03 |
| 4297436 | Method for producing a multilayer printing plate | Masamichi Sato, Akira Kashiwabara, Kotaro Sato | 1981-10-27 |
| 4283478 | Light-sensitive material for preparing a lithographic printing plate and a process using the same | Akira Kashiwabara | 1981-08-11 |
| 4217408 | Printing plate material | Eiichi Mizuki, Hideo Kawano, Tadahiro Fujiwara | 1980-08-12 |