Zhang; Zichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhang; Zichi.The latest application filed is for "electrical switching system".
- Zhang; Zichi - Vasteras SE
| Patent | Date |
|---|---|
| Electrical switching system Grant 11,335,524 - Zhang , et al. May 17, 2 | 2022-05-17 |
| Electrical Switching System App 20210358701 - Zhang; Zichi ; et al. | 2021-11-18 |
| Electrical DC switching system Grant 10,872,740 - Zhang , et al. December 22, 2 | 2020-12-22 |
| Static transfer switch with resonant turn-off Grant 10,734,834 - Pan , et al. | 2020-08-04 |
| Electrical DC switching system Grant 10,665,404 - Johansson , et al. | 2020-05-26 |
| Electrical DC Switching System App 20200144008 - Zhang; Zichi ; et al. | 2020-05-07 |
| Arc chute with splitter plates interconnected by resistors Grant 10,614,979 - Zhang , et al. | 2020-04-07 |
| Static Transfer Switch With Resonant Turn-off App 20190372389 - Pan; Zhiguo ; et al. | 2019-12-05 |
| Arc Chute With Splitter Plates Interconnected By Resistors App 20190355533 - Zhang; Zichi ; et al. | 2019-11-21 |
| Electrical DC Switching System App 20190348238 - Johansson; Erik ; et al. | 2019-11-14 |
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