Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7730402 | Input method, system and device | — | 2010-06-01 |
| 5709418 | Pipe fitting with coupling body and swage ring with kickdown device to prevent reduction in sealing tooth contact force | Robert W. Benson, Melvin C. Biersteker | 1998-01-20 |