Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5616552 | Detergent composition comprising N-acylthreonine salt | Hideki Yoshihara, Yoshihiro Kobayashi, Yasunobu Noguchi | 1997-04-01 |
| 5594012 | Amino acid derivatives and anti-active oxygen agents | Keiji Iwasaki | 1997-01-14 |