Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273675 | Phosphate-free liquid cleaning compositions containing polymer | George Lein | 1993-12-28 |
| 5084493 | Water soluble crayon compositions | James D. Olson, Jerry R. Hale, Jr. | 1992-01-28 |