Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061179 | High pressure dual-action hydraulic pump | Mike M. Ghiran, Ranny Joe Nunley, David R. Friddell, William M. Crantas, Kevin R. Marks +1 more | 2011-11-22 |
| 8020272 | Method for joining tubes | Mike M. Ghiran, Spyros P. Mellas, Paul D. Larsen | 2011-09-20 |
| D640845 | Plunger for toilet | — | 2011-06-28 |
| 7937979 | Gravity fill system with pressure check valve | Mike M. Ghiran, Ranny Joe Nunley, David R. Friddell, William M. Crantas, Kevin R. Marks +1 more | 2011-05-10 |