Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7323437 | Process for producing a bleaching activator composition | Hiroshi Noro, Masakazu Furukawa, Hiroyuki Yamashita | 2008-01-29 |
| 6500794 | Granulated bleaching activator | Nobuyoshi Yamaguchi, Hiroshi Noro, Masakazu Furukawa, Kazuyoshi Ozaki, Masataka Maki +2 more | 2002-12-31 |
| 6429283 | Method of producing powder | Hiroshi Noro, Eiichiro Misaki | 2002-08-06 |