Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668613 | Hydraulic compression tool and hydraulic compression tool motor | John D. Lefavour, Christopher G. Chadbourne | 2003-12-30 |
| 6666064 | Portable hydraulic crimping tool | John D. Lefavour, Gordon L. Stelzer, Alexander Shlopak, Thomas R. Faucher, Christopher G. Chadbourne +1 more | 2003-12-23 |
| 6564610 | Hydraulic tool having mechanical actuator with internal bypass valve | John D. Lefavour | 2003-05-20 |