Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10051700 | Method and apparatus for retrofitting fluorescent tubes to light emitting diodes | Leo Y. Kwok | 2018-08-14 |
| 9999213 | Multi function photo electro acoustic ions drone | — | 2018-06-19 |