Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11692728 | Air circulation systems and methods | — | 2023-07-04 |
| 11137167 | Devices to convert a ceiling/wall register to a motorized damper | Ruijun Tian | 2021-10-05 |
| 10806008 | Building energy control systems and methods | — | 2020-10-13 |
| 10788232 | Air circulation systems and methods | — | 2020-09-29 |
| 10555404 | Systems and methods for dimming light sources | — | 2020-02-04 |
| 9927821 | Building energy control systems and methods | — | 2018-03-27 |
| 8317002 | System of smart colloidal dampers with controllable damping curves using magnetic field and method of using the same | Lizhi Sun | 2012-11-27 |