Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5484973 | Underbead weld shield method and apparatus | Mark S. Nowotarski, Frank A. Digiacamo | 1996-01-16 |
| 5048721 | Method for enhancing the mixture of gases within a cylinder | Juergen D. Philipp | 1991-09-17 |