Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5713412 | Apparatus for attenuating vibration of a tubular member | Robert M. Wepfer | 1998-02-03 |
| 5158162 | Tube vibration dampener and stiffener apparatus and method | David J. Fink, Stephen M. Ira, James R. Ziler | 1992-10-27 |