Chen; Weihu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Weihu.The latest application filed is for "method and apparatus for controlling device, smart home device, system, and storage medium".
- Chen; Weihu - Shanghai CN
Trademarks
| Patent | Date |
|---|---|
| Speaker lamp Grant 11,457,297 - Ren , et al. September 27, 2 | 2022-09-27 |
| Zero-crossing detection device and method thereof and no-neutral switch Grant 11,456,662 - Xing , et al. September 27, 2 | 2022-09-27 |
| Method and Apparatus for Controlling Device, Smart Home Device, System, and Storage Medium App 20220174800 - CHEN; Weihu ; et al. | 2022-06-02 |
| PWM dimming circuit with low stand-by power Grant 11,291,092 - Xing , et al. March 29, 2 | 2022-03-29 |
| Illuminating Device and Method for Driving Illuminating Device App 20220086981 - Wang; Fanbin ; et al. | 2022-03-17 |
| Power fetching system for no neutral switch and control method thereof, no neutral switch Grant 11,239,739 - Xing , et al. February 1, 2 | 2022-02-01 |
| Dummy load circuit and electrical load for single live wire switch Grant 11,219,106 - Chen , et al. January 4, 2 | 2022-01-04 |
| Circuit Unit for Lamp and Lamp Comprising the Same App 20210153312 - Ren; Xiaojun ; et al. | 2021-05-20 |
| Zero-Crossing Detection Device and Method Thereof and No-Neutral Switch App 20210135565 - Xing; Dong ; et al. | 2021-05-06 |
| Speaker Lamp App 20210127188 - Ren; Xiaojun ; et al. | 2021-04-29 |
| Dummy Load Circuit And Electrical Load For Single Live Wire Switch App 20210037626 - CHEN; Weihu ; et al. | 2021-02-04 |
| Power Fetching System For No Neutral Switch And Control Method Thereof, No Neutral Switch App 20210037474 - Xing; Dong ; et al. | 2021-02-04 |
| Lamp Grant 10,869,418 - Zhang , et al. December 15, 2 | 2020-12-15 |
| Pwm Dimming Circuit With Low Stand-by Power App 20200329542 - XING; Dong ; et al. | 2020-10-15 |
| Lamp App 20190166732 - ZHANG; Wenjiang ; et al. | 2019-05-30 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 