Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950373 | Check valve with separate spherical spring guide | Michael C. Long, Senthilkumar Rajagopalan, Donald A. Fuller | 2011-05-31 |
GH
Gregory W. Hefler
Overall (2011): #295,056 of 364,097Top 85%
1
Patents 2011