Chen; Canhui
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Canhui.The latest application filed is for "pre-compression type emergency air spring assembly".
- Chen; Canhui - Hunan CN
| Patent | Date |
|---|---|
| Combined air spring system Grant 11,287,010 - Ye , et al. March 29, 2 | 2022-03-29 |
| Emergency air spring assembly Grant 11,287,006 - Nong , et al. March 29, 2 | 2022-03-29 |
| Hourglass type air spring assembly Grant 11,287,005 - Chen , et al. March 29, 2 | 2022-03-29 |
| Prepressed emergency air spring assembly Grant 11,287,007 - Nong , et al. March 29, 2 | 2022-03-29 |
| Pre-compression type emergency air spring assembly Grant 11,073,189 - Nong , et al. July 27, 2 | 2021-07-27 |
| Pre-compression Type Emergency Air Spring Assembly App 20200393014 - NONG; Duomin ; et al. | 2020-12-17 |
| Combined Air Spring System App 20200217390 - YE; Te ; et al. | 2020-07-09 |
| Prepressed Emergency Air Spring Assembly App 20200217388 - NONG; Duomin ; et al. | 2020-07-09 |
| Emergency Air Spring Assembly App 20200217387 - NONG; Duomin ; et al. | 2020-07-09 |
| Hourglass Type Air Spring Assembly App 20200208703 - CHEN; Wenhai ; et al. | 2020-07-02 |
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