Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061381 | Sucker rod pump with improved ball and seat | — | 2011-11-22 |
| D641936 | Pet blanket | Robert Simpson, Connie Simpson, Elaine Ford, John T. Leadbeater, Barbara Leadbeater | 2011-07-19 |
| 7878767 | Cyclonic, debris removing valve and method | — | 2011-02-01 |