Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9427443 | Anaesthetic composition | Kai Kin Lau, Barry Edward Patten | 2016-08-30 |
| 7897586 | Anaesthetic composition | Kai Kin Lau, Barry Edward Patten | 2011-03-01 |
| 5286749 | Control of sheep ectoparasites | Robert B. Townsend | 1994-02-15 |
| 4607050 | Method of controlling insects and parasites with an aqueous localized pour-on formulation | Robert B. Townsend, Ronald J. Hackney, Stephen Gayst, Michael Joseph Maguire | 1986-08-19 |