Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489281 | Cleaning composition comprising inorganic acids, an oxidant, and a cationic surfactant | Kim R. Smith, Robert D. P. Hei, Jerry D. Hoyt | 2002-12-03 |
| 6350725 | Composition and method for road-film removal | Mark Levitt, Terry J. Klos, Robert D. P. Hei, Jerry D. Hoyt, Cathleen Norland +1 more | 2002-02-26 |
| 6339054 | Composition and method for road-film removal | Mark Levitt, Terry J. Klos, Robert D. P. Hei, Jerry D. Hoyt, Cathleen O'Connor +1 more | 2002-01-15 |