Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7485610 | Method for the production of a solid fragrance concentrate | Hans-Jurgen Huppert, Katharina Girke | 2009-02-03 |
| 5267531 | Odor control animal litter using bisulfite addition compound | Norman J. Appel, Art D. Cotton, John S. Josephitis, Vern R. Murawski, Gerald L. Neuser +2 more | 1993-12-07 |