Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11512554 | Segmented backup ring, system and method | Guijun Deng, Daniel Ewing, Keith J. Murphy | 2022-11-29 |
| 4689144 | Disposable filter unit for automatic transmission fluid | — | 1987-08-25 |