Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432906 | Solid acid cleaning block and method of manufacturing | Paula Carlson, Nicol M. Larson, John J. Rolando | 2002-08-13 |
| 6350725 | Composition and method for road-film removal | Mark Levitt, Terry J. Klos, Michael E. Besse, Robert D. P. Hei, Jerry D. Hoyt +1 more | 2002-02-26 |