Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12202706 | Glass elevator innovations | Andrew Darnley, III, Susan M. Siegmann, Jesse Scott Duncan | 2025-01-21 |
| 11919743 | Glass elevator innovations | Andrew Darnley, III, Susan M. Siegmann, Jesse Scott Duncan | 2024-03-05 |
| 11780710 | Elevator door interlock assembly | Andrew Darnley, III, Susan M. Siegmann, Jesse Scott Duncan | 2023-10-10 |