Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6149720 | Water-in-oil type emulsion ink for stencil printing | Yukitaka Watarai, Koji Ono, Yoshihiko Sato | 2000-11-21 |
| 5800599 | Emulsion ink for stencil printing | — | 1998-09-01 |