Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131937 | Standing weightlifting apparatus | Matthew A. Purdy | 2006-11-07 |
| 6227149 | Sanitary refuse and animal dung collection valet | Douglas R. Host | 2001-05-08 |
| 6062168 | Sanitary refuse and animal dung collection valet | Douglas R. Host | 2000-05-16 |
| 5669859 | Weightlifting apparatus | Mariah T. Liggett, Pierce L. Miller | 1997-09-23 |