Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5819791 | Check valve including means to permit selective back flow | James N. Chronister, James D. Phillips, Ricky Edward Pineda | 1998-10-13 |
| 5301709 | Check valve and method of assembly | — | 1994-04-12 |