Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10355427 | Electric vehicle charging handle, light pipe therefor, and associated light visibility enhancing method | Lili DU, Haidong Zhang, Lin Yang | 2019-07-16 |
| 10249992 | Electric vehicle charging handle, light pipe therefor, and associated light visibility enhancing method | Lili DU, Haidong Zhang, Lin Yang | 2019-04-02 |