Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669139 | Rack and chain lifting device | David R. Hall, Andrew Priddis, Eimi Priddis | 2020-06-02 |
| 10662705 | Track system for retractable wall | David R. Hall, Joe Fox, Andrew Priddis | 2020-05-26 |
| 10359097 | Silent chain profile for linear movement | David R. Hall, Andrew Priddis, Eimi Priddis | 2019-07-23 |
| 10281015 | Corner rack | David R. Hall, Andrew Priddis, Eimi Priddis | 2019-05-07 |
| 10221045 | Elevator car with door system | David R. Hall, Andrew Priddis, Eimi Priddis | 2019-03-05 |
| 10214386 | Rack and chain driven elevator | David R. Hall, Andrew Priddis, Eimi Priddis | 2019-02-26 |