Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410878 | Method for producing a flame support | William Guerin, Daniel Confrere, Andre Walder | 2002-06-25 |
| 5989015 | Variable flame retention device utilizing an interwoven flexible wire metal gauze | William Guerin, Bernard Verbeke | 1999-11-23 |