Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639733 | Alkyl glycoside aqueous solution | Toyomi Koike, Hiroshi Nagumo, Akira Yamamuro | 1997-06-17 |
| 5637755 | Sulfonate compound process for producing the same, and bleach composition comprising the same | Hiroshi Nagumo, Norio Nishikawa, Toyomi Koike, Hiroyuki Yamada | 1997-06-10 |