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USPTO Data Jan 1 1976 - Jan 13 2026
185 Patents
#18 in Hong Kong
#172 in China
#4,415 in the World
Chervon (Hk) Limited
Forward Citations = 1,536
115 inventors:
Chervon (Hk) Limited
Trademarks = 13
Forward Citations = 1,536
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115 inventors (with patents filed for the assignee):
Toshinari Yamaoka (60 out of 126 patents)
Fangjie Nie (48 out of 85 patents)
Xiandian Shao (24 out of 27 patents)
4. Liang Chen (20 out of 31 patents)
5. Haishen Xu (20 out of 48 patents)
6. Jianpeng Guo (18 out of 36 patents)
7. Wu Chen (14 out of 30 patents)
8. Gan Wei (13 out of 25 patents)
9. Hongtao Zhou (13 out of 22 patents)
10. Dezhong Yang (10 out of 62 patents)
11. Xiaofeng Zhang (9 out of 10 patents)
12. Qian Liu (8 out of 20 patents)
13. Li Li (8 out of 51 patents)
14. Su Zhang (8 out of 20 patents)
15. Xiangqing Fu (7 out of 18 patents)
Core Competencies:
Lawncare Apparatus
Gardening Tool
Handheld Blower
Snow Thrower
Grass Trimmer
Battery Pack
Power Tool
Clutch Device
Electric Screwdriver
Charging System
Wearable Blower
Hedge Trimmer
185 patents:
Chervon (HK) Limited is a global leader in power tools, outdoor power equipment, and related products. With a strong focus on innovation, quality, and customer satisfaction, Chervon delivers cutting-edge solutions for professionals and DIY enthusiasts worldwide. The company's portfolio boasts renowned brands such as EGO, WORX, ORENGINE, and SKIL. Chervon's commitment to sustainability drives their development of eco-friendly products, reducing environmental impact while maintaining performance excellence.
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