Inventor

DU FENG

CA31 patents

⚠️ This page may combine multiple inventors who share the name “DU FENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DU FENG

SIEMENS AG

Fault arc detection method and detection device

Electric grid and method for operating an electric grid

Solid-state circuit breaker and breaking method for solid-state circuit breaker

Power grid fault detection method and device with distributed energy resource

Virtual inverter controller for a nanogrid and the nanogrid thereof

Nano grid protection device, large power grid and a method for controlling a nano grid protection device

Current transformer and direct current source based on current transformer

Hybrid circuit breaker, hybrid circuit breaking system, and circuit breaking method

Method and apparatus for controlling solid state circuit breaker, and solid state circuit breaker

Protection device with communication bus fault diagnosis function, system and method

Method and device for determining direction of current flowing through circuit breaker

Zone selective interlocking device

ZHONGSHAN WINSTAR ELECTRICAL CO LTD

Cabinet lamp

Cabinet lamp

Cabinet lamp

Nightlight

LIGHT WAVE TECH INC

Command relay device, system and method for providing remote assistance/remote control

System for tracking a user during a videotelephony session and method of use thereof

Vehicle camera peripheral

Vehicle camera peripheral

BEIJING WODONG TIANJUN INFORMATION TECHNOLOGY CO LTD

System and method for texture mapping based on guidance prior

Method and apparatus for rendering hair, computer storage medium, electronic device

SHENZHEN INST ADV TECH

Dual-nuclear RF coil device and dual-nuclear RF coil array device

Quad-core radio-frequency coil circuit

SHENZHEN OLYM INFORMATION SECURITY TECH CO LTD

Digital signature method, device, and system

PETROCHINA CO LTD

Catalytic cracking process and the device used therein

HUAWEI TECH CO LTD

Method, network device and user equipment for switching media access control address

WISNIA JACK

System for introducing features to an in-vehicle infotainment system and method of use thereof

14788591 CANADA INC

System for introducing features to an in-vehicle infotainment utilizing a predefined pattern of code of one or more strings of characters

INNER MONGOLIA SHENGYUAN TECH CO LTD

Combined hydrogenation process method for producing high-quality fuel by medium-low-temperature coal tar

Chen wei gang

Power supply device of electronic equipment and power supply method thereof