Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828825 | Infrared reflecting composition for topical application to the skin | Oscar Hevia | 1989-05-09 |
| 4825801 | Tamper indicating seal and method for making the same | — | 1989-05-02 |