Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10634126 | Constant-volume metering pump | Ping Zhang, Qijiang Le, Luming Xu, Yanxiang Yang | 2020-04-28 |
| 10495077 | Energy-storing-type high-pressure electric fuel pump, fuel-supplying apparatus, and application method therefor | Ping Zhang, Yanxiang Yang, Chengwen Liu | 2019-12-03 |
| 7377266 | Integrated fuel feed apparatus | Yanxiang Yang, Changwen Liu | 2008-05-27 |
| 6964263 | Electrically operated fuel injection apparatus | Songling Cao | 2005-11-15 |