Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5106724 | Developer for light-sensitive lithographic printing plate capable of processing commonly the negative-type and the positive-type and developer composition for light-sensitive material | Akira Nogami, Minoru Seino, Masafumi Uehara | 1992-04-21 |
| 5089839 | Method of processing pre-sensitized lithographic printing plate and apparatus therefor | Minoru Seino, Masafumi Uehara, Akira Nogami | 1992-02-18 |
| 4963473 | Methods of processing pre-sensitized lithographic printing plate and apparatus therefor | Minoru Seino, Masafumi Uehara, Akira Nogami | 1990-10-16 |
| 4797346 | Light-sensitive composition for positive-type light-sensitive lithographic printing plates | Takeshi Yamamoto, Nobumasa Sasa | 1989-01-10 |