Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11433154 | Germicidal lighting | Shelley S. Wald, Voravit Puvanakijjakorn, David Wang, Li Changyong, Zhou Tingting | 2022-09-06 |
| 11400177 | Germicidal lighting | Shelley S. Wald, Voravit Puvanakijjakorn, David Wang, Li Changyong, Zhou Tingting | 2022-08-02 |
| 11236951 | Heat exchanger fin surface enhancement | — | 2022-02-01 |