Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8696412 | Polishing instrument for optical components | Zhao Zhigang | 2014-04-15 |
| 8661701 | Digital angle gauge | Barry D. Wixey, Li Guang Jin | 2014-03-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8696412 | Polishing instrument for optical components | Zhao Zhigang | 2014-04-15 |
| 8661701 | Digital angle gauge | Barry D. Wixey, Li Guang Jin | 2014-03-04 |