Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9693615 | Variable-color accessory and variable-color device applied thereto | Chun-Yung Sung | 2017-07-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9693615 | Variable-color accessory and variable-color device applied thereto | Chun-Yung Sung | 2017-07-04 |