Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4992266 | Reducing the ocular irritancy of anionic shampoos | — | 1991-02-12 |
| 4822604 | Local treatment of dandruff, seborrheic dermatitis, and psoriasis | David L. Shelton, Thomas J. Szymczak | 1989-04-18 |