Who owns the China QR code patent?

China QR code patent belongs to Wei Xu. China QR code scanning patent was applied by Wei Xu, a native of China, on 20 1 1, and was authorized on 20 15. The founder of QR code is Japanese engineer Yuan Changhong, who invented QR code in 1994. So the original patent of QR code belongs to Changhong, while the patent of QR code in China belongs to Wei Xu. China QR code scanning patent application fields: mobile payment, marketing promotion, logistics management, ticketing system, public services, medical care, safety traceability, social interaction, education and training, and daily life. The specific application fields will vary according to different industries and needs. The application field of QR code is constantly expanding and innovating, which brings more convenience and efficiency to people's life and work.