Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8948965 | Electronic parking brake system, assistant starting method thereof for motor vehicle | Zhaoyong Liu, Qindong Gu, Sheng Zhang, Liping Liu, Yulin Qiang | 2015-02-03 |
| 8138808 | Circuit for detecting phase imbalance of signals | Jundong Zhu, Jingwei Zhang | 2012-03-20 |
| 6013146 | Reinforced friction material | Stanley Frank Kulis, Jr., Timothy Franklin Merkel | 2000-01-11 |
| 5861203 | Reinforced friction material | Stanley Frank Kulis, Jr., Timothy Franklin Merkel | 1999-01-19 |
| 5689058 | Friction material evaluation apparatus | — | 1997-11-18 |