Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7754318 | Water-soluble film | Shuichi Kitamura, Mitsuhiro Hasegawa | 2010-07-13 |
| 7067575 | Water-soluble film of polyvinyl alcohol | Syuichi Kitamura, Mitsuhiro Hasegawa, Hideki Oono | 2006-06-27 |
| 6759001 | Method for producing embossed poly(vinyl alcohol) film | Syuichi Kitamura, Kenji Hasegawa, Manabu Miyato, Hideki Oono | 2004-07-06 |
| 6657004 | Film for packaging chemical agents | — | 2003-12-02 |