Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7044030 | Pivoting jaw pipe wrench | Glen R. Chartier, David L. Machovina | 2006-05-16 |
| 6742419 | Pivoting jaw pipe wrench | Glen R. Chartier, David L. Machovina | 2004-06-01 |
| D474380 | Pipe wrench | Glen R. Chartier, David L. Machovina | 2003-05-13 |