Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11518935 | Nitride fluorescent material and light-emitting device containing same | Ronghui Liu, Yuanhong Liu, Lei Chen, Lengleng Shao | 2022-12-06 |
| 11239772 | Systems and methods for interior permanent magnet synchronous motor control | Radu Bojoi, Zheng Zhang | 2022-02-01 |
| 10819264 | Robust starting system and method for interior permanent magnet synchronous motor control | Radu Bojoi, Zheng Zhang | 2020-10-27 |
| 10784805 | System and method for interior permanent magnet synchronous motor control from zero or low speed | Radu Bojoi, Zheng Zhang | 2020-09-22 |
| 10655880 | System and method for retrofitting HVAC systems | Zheng Zhang, Steve J. Cook, Yifeng Yu | 2020-05-19 |
| 10648687 | System and method for retrofitting HVAC systems | Zheng Zhang, Steve J. Cook, Yifeng Yu | 2020-05-12 |
| 10627128 | System and method for retrofitting HVAC systems | Zheng Zhang, Steve J. Cook, Yifeng Yu | 2020-04-21 |
| 9890771 | Gas operated booster pump | — | 2018-02-13 |