Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686066 | Polyaspartic acid Zwitterionic derivatives, preparation processes thereof, hair-treating compositions and cosmetic compositions | Yukiko Harada, Makoto Sukegawa, Hiroaki Tamatani | 1997-11-11 |
| 5663288 | Degradable adhesive film and degradable resin composition | Masami Ohtaguro, Shigeru Iimuro, Akihiro Funae, Shinobu Moriya | 1997-09-02 |