Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622109 | Process for producing a heat sensitive stencil sheet | Tetsu Yamanaka, Takeshi Koishihara, Kenichi Shibuya, Satoshi Chonan | 1997-04-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622109 | Process for producing a heat sensitive stencil sheet | Tetsu Yamanaka, Takeshi Koishihara, Kenichi Shibuya, Satoshi Chonan | 1997-04-22 |