Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9127492 | Cable drum construction of door lift mechanism for multiple horizontal panel garage door with disproportionally heavy top portion | Surinder Sambhi | 2015-09-08 |
| 9115523 | Double end hinge construction for multiple articulating panel sectional doors | Surinder Sambhi | 2015-08-25 |
| 8813309 | Roller hinge constructions | Surinder Sambhi | 2014-08-26 |
| 7866368 | Garage door panel construction and hardware | Leonard Ostrovsky | 2011-01-11 |
| 6330901 | Z-shaped strut for door panel | Leonid Ostrovsky | 2001-12-18 |