This inventor holds 1 USPTO granted patent. Top assignees: Foshan Welling Washer Motor Manufacturing Co., Ltd., Midea Welling Motor Technology (Shanghai) Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 2 
1 out of 5 Years Active: 2026
Title: Yunfeng Cheng and His Work in Motor and Laundry-Appliance Technology.
Introduction
Yunfeng Cheng is an inventor based in Foshan, China. His patent work concerns stator and motor structures for laundry-treatment appliances. The available information lists 1 patent associated with him.
Latest Patents
Cheng is named on the patent “Stator lamination, stator structure, motor structure, and laundry treatment apparatus.” The invention describes a stator lamination with a yoke, circumferentially arranged stator teeth, and tooth shoes at the ends of the teeth. Winding grooves lie between adjacent teeth, while two radially arranged notches of different widths are formed between adjacent tooth shoes. The patent also covers related stator and motor structures and a laundry-treatment apparatus.
Career Highlights
Cheng is associated with Foshan Welling Washer Motor Manufacturing Co., Ltd. and Midea Welling Motor Technology (Shanghai) Co., Ltd. These company affiliations connect his work to motor manufacturing and technology for laundry appliances.
Collaborations
Yuehong Wu and Wenrui Li are identified as Cheng’s coworkers. The available information does not specify their roles in the patent or the extent of their collaboration.
Conclusion
Yunfeng Cheng’s listed patent focuses on stator design and its application in motors and laundry-treatment equipment, reflecting his connection to appliance-motor technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile