Issued Patents 2024
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12117013 | Methods and apparatus for controlling fan devices | Eric Stefankiewicz, Kevin Darrah | 2024-10-15 |
| 12117158 | Enhanced lighting | Wai Ho Choy, Derrick A. Wald, Changyong Li | 2024-10-15 |
| 12109338 | Germicidal lighting | Voravit Puvanakijjakorn, Rong Feng Yu, David Wang, Li Changyong, Zhou Tingting | 2024-10-08 |
| 12078337 | Enhanced lighting | Wai Ho Choy, Derrick A. Wald | 2024-09-03 |
| 11913634 | Enhanced lighting | Wai Ho Choy, Derrick A. Wald | 2024-02-27 |
| 11906153 | Enhanced lighting | Wai Ho Choy, Derrick A. Wald | 2024-02-20 |