Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543817 | Process for forming radially upset tube flange and tube connector assembly formed thereby | Paul Scheuer | 2003-04-08 |
| 5651173 | Method for doubly upsetting tubing flanges | William Ball Roy, Brad A. Vigar, Terry E. Steffen | 1997-07-29 |