Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4368375 | Welding torch oscillating mechanical apparatus | George E. Cook, Donald D. Modglin | 1983-01-11 |
| 4336440 | Weld tracking/electronic arc sensing system | George E. Cook, Urban A. Schneider, Willibald R. Rosenberger | 1982-06-22 |
| 4297061 | Steam generator shell parting method and apparatus | Donald L. Wolfe, Donald D. Modglin | 1981-10-27 |
| 4283617 | Automatic pipe welding system | George E. Cook, Donald D. Modglin | 1981-08-11 |
| 4188525 | Welding torch oscillation apparatus | George E. Cook, Donald D. Modglin | 1980-02-12 |