Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4770872 | Neutralizer for permanently waving hair | Norman L. Edelberg | 1988-09-13 |
| 4614200 | Hair treating method and composition | Billye J. Branch, Jayaseelan Rathnam | 1986-09-30 |
| 4572220 | Composition for altering the configuration of hair | Chester A. Davis, Harold J. Nicholson | 1986-02-25 |
| 4391286 | Hair conditioning and composition therefor | Chester A. Davis, Harold J. Nicholson | 1983-07-05 |