Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D579869 | Electric motor | James Ching Sik Lau, Duncan Yiu Lung Wong | 2008-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D579869 | Electric motor | James Ching Sik Lau, Duncan Yiu Lung Wong | 2008-11-04 |