Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616920 | Nail-care composition containing nail-care polymer | Kayo Ito, Tomoaki Hiwatashi, Yukio Saito, Kazuhide Hayama | 2003-09-09 |
| 6403731 | Process for preparing polymer solution | Yukio Saitou, Kouhei Sawa, Tadahiko Kondou, Kazuhide Hayama | 2002-06-11 |