Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D598376 | Wind generator | Kem Cheng Cheung | 2009-08-18 |
| D526731 | Spotlight | KemCheng Cheung | 2006-08-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D598376 | Wind generator | Kem Cheng Cheung | 2009-08-18 |
| D526731 | Spotlight | KemCheng Cheung | 2006-08-15 |