Inventor

ZHANG ZHIFENG

US67 patents

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

ZHANG ZHIFENG

BEIJING BOE SENSOR TECHNOLOGY CO LTD

Dual-frequency antenna and electronic device

Antenna and communication system

Phase shifter, antenna and electronic device

Display module and display device

Phased array antenna

Transparent antenna and communication system

Filter structure and manufacturing method thereof

Holographic antenna and electronic device

Transparent antenna and communication system

Phase shifter unit including an adjustable dielectric layer for forming capacitors with conducting layer patterns, where the capacitors are configured into first and second loops

Transparent antenna and communication system

Antenna, control method thereof, antenna array and electronic device

Transparent oscillator unit, transparent antenna and antenna system

Antenna and electronic device

Antenna and electronic device

Antenna and communication system

Antenna and electronic device

Phase shifter and antenna

Window system

Phase shifter and antenna

SHENZHEN CARKU TECH CO LIMITED

Portable power station

Power supply unit universal

Charging device and emergency start method

Charging device

Emergency starting power supply and emergency start method

Smart connection device, start-up power supply, and battery clamp

Shared charging cabinet and ejecting control method of shared charging cabinet and computer storage medium

Intelligent control system, emergency starting power supply, and intelligent battery clip

Smart connection device, jump starter, and battery clamp

NMOS switch driving circuit and power supply device

On-board starting power supply

Switch identification circuit and electric device

Switch circuit and electric device

Ignition overcurrent protection device, starting power equipment and ignition overcurrent protection method

DANFOSS MICRO CHANNEL HEAT EXCHANGER JIAXING CO LTD

Heat-exchanging plate, and plate heat exchanger using same

Heat exchanging board and board-type heat exchanger provided with heat exchanging board

Heat-exchanging plate, and plate heat exchanger using same

Heat exchange tube for heat exchanger, heat exchanger and assembly method thereof

Heat exchange plate for plate-type heat exchanger and plate-type heat exchanger provided with said heat exchange plate

Distributor for plate heat exchanger and plate heat exchanger

INFOBLOX INC

Visualization for managing multiple IP address management systems

Visualization for managing multiple IP address management systems

Managing multiple IP address management systems

VOLTMER FREDERIC ANDREW

Managing multiple IP address management systems

Visualization for managing multiple IP address management systems

DANFOSS AS

Inlet/outlet connector for heat exchanger

ZSCALER INC

Data loss prevention expression building for a DLP engine

HUAWEI TECH CO LTD

System and method for processing calls

MICROVAST POWER SYSTEMS CO LTD

Method of preparing lithium-ion cathode particles and cathode active material formed therefrom

SHENZHEN BAORUNDA E COMMERCE CO LTD

Tea strainer