Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061179 | High pressure dual-action hydraulic pump | David R. Jensen, Ranny Joe Nunley, David R. Friddell, William M. Crantas, Kevin R. Marks +1 more | 2011-11-22 |
| 8020272 | Method for joining tubes | Spyros P. Mellas, David R. Jensen, Paul D. Larsen | 2011-09-20 |
| 8020419 | Hydroforming die adjustable for springback correction | Wei Ji, Mark P. Donoghue, Terry A. Kent | 2011-09-20 |
| 7937979 | Gravity fill system with pressure check valve | Ranny Joe Nunley, David R. Friddell, William M. Crantas, Kevin R. Marks, David R. Jensen +1 more | 2011-05-10 |