Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180940 | Garage door noise reduction roller assembly with noise reduction roller wheel | — | 2021-11-23 |
| 11131131 | Garage door noise reduction roller assembly having threads which extend to the distal end of the roller shaft, and a threaded closing member | — | 2021-09-28 |