Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6881919 | Powder feed nozzle for laser welding | Clarence L. Pyritz, Frank G. Arcella | 2005-04-19 |
| 6696664 | Powder feed nozzle for laser welding | Clarence L. Pyritz, Frank G. Arcella | 2004-02-24 |
| 6396025 | Powder feed nozzle for laser welding | Clarence L. Pyritz, Frank G. Arcella | 2002-05-28 |