Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9428385 | Exhaust gas expansion tank and ozone generator system applying the same | Jian Chen, Xiaozhen Yang, Meiyan Wang | 2016-08-30 |
| D667568 | Combination lamp cap and lamp holder | Jian Chen, Jinmei Wang, Lengyi Chen | 2012-09-18 |
| D667569 | Combination lamp cap and lamp holder | Jian Chen, Jinmei Wang, Lengyi Chen | 2012-09-18 |
| D667570 | Combination lamp cap and lamp holder | Jian Chen, Jinmei Wang, Lengyi Chen | 2012-09-18 |
| D657074 | Combination lamp cap and lamp holder | Jian Chen, Jinmei Wang, Lengyi Chen | 2012-04-03 |