Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891300 | Saponified polyvinyl acetate derivatives which are photosensitive resin compositions | Kunihiro Ichimura, Hiroshi Itoh, Hideaki Takazawa | 1990-01-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4891300 | Saponified polyvinyl acetate derivatives which are photosensitive resin compositions | Kunihiro Ichimura, Hiroshi Itoh, Hideaki Takazawa | 1990-01-02 |