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Textron Alleges Chinese Drone Maker DJI Infringed Patents

July 21, 2021, 7:34 PM

Cessna maker Textron Inc. alleges that SZ DJI Technology Co. Ltd., the world’s biggest manufacturer of drones, used its technology without permission and demanded a part of its billions of dollars in annual sales.

Drones made by the China-based DJI -- whose founder, Wang Tao, became the first drone billionaire -- infringe five patents developed by Bell Textron for controlling the devices and their attached cameras, according to a patent-infringement complaint filed Monday in federal court in Waco, Texas.

The suit pits two aviation giants against each other, one whose roots reach back to the years following World ...