Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689863 | Fibrous laminate floor underlayment with improved acoustical insulation and breathable barrier protection | Steven R. Stopper | 2020-06-23 |
| 6638636 | Breathable multilayer films with breakable skin layers | — | 2003-10-28 |
| D352138 | Bird feeder seed baffle | Betsy P. Colwell | 1994-11-01 |
| 4281722 | Retractable bit system | Ronald E. Cozad, Robert A. Kaiser | 1981-08-04 |