Qinghui ZHANG

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Constant current-controlled power supply circuit and field emission...
- Patent number 11,830,698
- Issue date Nov 28, 2023
- NuRay Technology Co., Ltd
- Huaping Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Time-division multiplexing control device and system
- Patent number 11,792,908
- Issue date Oct 17, 2023
- NuRay Technology Co., Ltd
- Huaping Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Standing wave electron linear accelerator and installation adjustin...
- Patent number 7,751,531
- Issue date Jul 6, 2010
- Nuctech Company Limited
- Yaohong Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Irradiating device and method for controlling the same
- Patent number 7,696,488
- Issue date Apr 13, 2010
- Nuctech Company Limited
- Yaohong Liu
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
High-voltage automatic changeover switch
- Patent number 7,679,012
- Issue date Mar 16, 2010
- Nuctech Company Limited
- Yaohong Liu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TIME-DIVISION MULTIPLEXING CONTROL DEVICE AND SYSTEM
- Publication number 20220384135
- Publication date Dec 1, 2022
- NuRay Technology Co., Ltd.
- Huaping TANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONSTANT CURRENT-CONTROLLED POWER SUPPLY CIRCUIT AND FIELD EMISSION...
- Publication number 20220375710
- Publication date Nov 24, 2022
- NuRay Technology Co., Ltd.
- Huaping TANG
- G05 - CONTROLLING REGULATING
Information Patent Application
STANDING WAVE ELECTRON LINEAR ACCELERATOR AND INSTALLATION ADJUSTIN...
- Publication number 20100002843
- Publication date Jan 7, 2010
- Yaohong Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HIGH-VOLTAGE AUTOMATIC CHANGEOVER SWITCH
- Publication number 20080078922
- Publication date Apr 3, 2008
- Nuctech Company Limited
- Yaohong LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
IRRADIATING DEVICE AND METHOD FOR CONTROLLING THE SAME
- Publication number 20080067406
- Publication date Mar 20, 2008
- Yaohong Liu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE