Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4287101 | Enzyme-containing detergent composition | Hiroshi Nishio, Isao Amano, Osamu Okumura | 1981-09-01 |
| 4272396 | Enzyme-containing detergent composition | Ryuichi Nakagawa, Akira Fukasawa, Hiroshi Nishio | 1981-06-09 |