Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601323 | Method for producing hydrogen peroxide | Katsuhiro Iura, Isao Hagiwara, Hiroshi Hasegawa, Hisashi Matsuda | 2009-10-13 |
| 6130328 | Process for preparing carboxypolysaccharide | Masafumi Shimpo, Hidechika Wakabayashi, Toshiaki Kozaki | 2000-10-10 |
| 6111097 | Process for producing carboxypolysaccharide | Hiromitsu Nagashima, Hidechika Wakabayashi, Toshiaki Kozaki | 2000-08-29 |
| 5614165 | Process for purification of hydrogen peroxide | Yasuo Sugihara, Kazushige Tanaka | 1997-03-25 |