Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626859 | Ectoparasite control stick for domesticated animals | Joanne A. Fitch, Duane Pinault | 1997-05-06 |
| 5597557 | Colorant compositions and processes | Robert A. Davis, Sheila M. Nichols, Howard J. Buttery | 1997-01-28 |