Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5180473 | Paper-making process | Kenichi Akune, Naotaka Watanabe, Yukihiro Inomiya, Hiroshi Itoda, Takeo Arai | 1993-01-19 |
| 5022999 | Method of treating starch-containing water | Naotaka Watanabe, Hiroshi Itoda | 1991-06-11 |