Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667455 | Drawn arc welding method and drawn-arc-weld ferrule | Steven Donahue | 2003-12-23 |
| 6639183 | Method for attaching parts together using gas metal arc welding | Frank E. Balogh, Steven Donahue | 2003-10-28 |
| 6525289 | Piston for magneto-rheological fluid systems and method for its manufacture | Michael Froning, Sohrab Sadri Lonbani, Janusz Goldasz, Michael Everett Hornback, Patrick Neil Hopkins +1 more | 2003-02-25 |