Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342744 | Hair treatment products | Masaaki Arai, Masami Ohba, Jean A. Steer | 1982-08-03 |
| 4321256 | Shampoo containing a polyglycol-polyamine condensation resin and a phosphate ester | Tatsuru Hasegawa, Yasuo Ohmi, Stuart J. Sime | 1982-03-23 |
| 4212645 | Hair dyeing composition containing an aryldiamine and a substituted catechol | Nicholas H. Leon | 1980-07-15 |