Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7627964 | Soil spreading scraper device | Adolf Vaags, Jeffrey David Schott | 2009-12-08 |
| 4760097 | Biological contraceptive for males | — | 1988-07-26 |
| 4720507 | Biological contraceptive and contraceptive technique for males | — | 1988-01-19 |