Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| RE36458 | Patterned heat welding rod for seaming resilient flooring | Edwin J. Quinn, Richard M. Ringer, Michael E. Buckwalter | 1999-12-21 | |
| 5635266 | Patterned heat welding rod for seaming resilient flooring | Edwin J. Quinn, Richard M. Ringer, Michael E. Buckwalter | 1997-06-03 | $11,903,000 |