Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6946147 | Method of using optically-activated particles in cosmetic preparations | — | 2005-09-20 |
| 6808722 | Method of using optically-activated particles in cosmetic preparations | — | 2004-10-26 |
| 6613359 | Method of using optically-activated particles in cosmetic preparations | — | 2003-09-02 |
| 6586013 | Method of using optically-activated particles in cosmetic preparations | — | 2003-07-01 |
| 5363199 | Smoke opacity detector | Michael M. Katz | 1994-11-08 |