Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9791101 | Positioning fixture with a connecting rod | Andrew David Frankel, Tian-Xia Zheng | 2017-10-17 |
| 9545137 | Foldable frame | Andrew David Frankel, Tian-Xia Zheng | 2017-01-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9791101 | Positioning fixture with a connecting rod | Andrew David Frankel, Tian-Xia Zheng | 2017-10-17 |
| 9545137 | Foldable frame | Andrew David Frankel, Tian-Xia Zheng | 2017-01-17 |