Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869319 | Wellhead structure | Thomas G. Cassity, William M. Taylor, Peer H. Tiemer, Larry M. Hoes, Jerry D. Smith +1 more | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869319 | Wellhead structure | Thomas G. Cassity, William M. Taylor, Peer H. Tiemer, Larry M. Hoes, Jerry D. Smith +1 more | 1989-09-26 |