Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7462604 | Hair growth promotor composition | Sumi Kaneda, Nobuyasu Satou, Masatoshi Hasegawa | 2008-12-09 |
| 4985455 | External preparations free of discoloration | — | 1991-01-15 |
| 4981485 | Hair-dyeing composition comprising tannins and water soluble salts | — | 1991-01-01 |
| 4946472 | Hair-dyeing composition and hair-dyeing method using the same | — | 1990-08-07 |