Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12334103 | Door knock access control | William Wireko Mensah, Liyu Yao, Martin Logan Elliott, John Zhang | 2025-06-17 |
| 11953881 | Property control and configuration based on floor contact monitoring | Alexander Prugh, Johnathan Michael Carone, Donald Gerard Madden, Mary Melissa Kalagher, Liyu Yao +3 more | 2024-04-09 |
| 11830332 | Vibration triangulation network | Liyu Yao, Martin Logan Elliott, William Wireko Mensah, John Zhang | 2023-11-28 |