Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637755 | Sulfonate compound process for producing the same, and bleach composition comprising the same | Hiroshi Nagumo, Toyomi Koike, Yukinaga Yokota, Hiroyuki Yamada | 1997-06-10 |