Inventor

SUN YUNHONG

CN2 patents

⚠️ This page may combine multiple inventors who share the name “SUN YUNHONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

POSITEC TECH CHINA CO LTD

1 patent

US10575465B2Mar 3, 2020

Mower with side and bottom protection for cutting mechanism

POSITEC TECH CHINA CO LTD14 citations82

POSITEC POWER TOOLS SUZHOU CO LTD

1 patent

US12471525B2Nov 18, 2025

Mower with cutting protection mechanism

POSITEC POWER TOOLS SUZHOU CO LTD0 citations59