Inventor
MA YICHUN
CN9 patents
Patents
9 patentsUS10314228B2Jun 11, 2019
Grass trimmer and cord delivering method of grass trimmer
POSITEC POWER TOOLS SUZHOU CO LTD15 citations93
US9872429B2Jan 23, 2018
Grass trimmer and cord delivering method of grass trimmer
POSITEC POWER TOOLS SUZHOU CO LTD19 citations93
US9833884B2Dec 5, 2017
Power tool and operating method for use on the power tool
POSITEC POWER TOOLS SUZHOU CO LTD12 citations83
US10939613B2Mar 9, 2021
Grass trimmer and cord delivering method of grass trimmer
POSITEC POWER TOOLS SUZHOU CO LTD1 citations72
US10093004B2Oct 9, 2018
Power tool and operating method for use on the power tool
POSITEC POWER TOOLS SUZHOU CO LTD3 citations72
US11027453B2Jun 8, 2021
Cutting tool
POSITEC POWER TOOLS SUZHOU CO LTD3 citations70
US10512971B2Dec 24, 2019
Power tool and operation method for quick locking and releasing working attachment thereof
POSITEC POWER TOOLS SUZHOU CO LTD4 citations69
US10315292B2Jun 11, 2019
Power tool
POSITEC POWER TOOLS SUZHOU CO LTD1 citations58
US10888988B2Jan 12, 2021
Power tool
POSITEC POWER TOOLS SUZHOU CO LTD0 citations51