Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674393 | Oil filter | Gerald Branchcomb | 1997-10-07 |
| 5045192 | Filter assembly with lockable lug means | — | 1991-09-03 |
| 4871455 | Filter assembly with lockable lug means | James Murphy | 1989-10-03 |
| 4759284 | Dampener roller apparatus | Clifford D. Haggard, Garfield A. Wood, III | 1988-07-26 |