Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9223294 | Automatic winding device used for automatic winding watch | Ming Sang Ng | 2015-12-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9223294 | Automatic winding device used for automatic winding watch | Ming Sang Ng | 2015-12-29 |