Inventor
WANG SONGFENG
CN18 patents
⚠️ This page may combine multiple inventors who share the name “WANG SONGFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
T MAX HANGZHOU TECH CO LTD
16 patentsUS10384614B1Aug 20, 2019
Vehicle, running board assembly and drive assembly for running board
T MAX HANGZHOU TECH CO LTD43 citations97
US10682960B2Jun 16, 2020
Vehicle, running board assembly and drive assembly for running board
T MAX HANGZHOU TECH CO LTD20 citations94
US11713223B2Aug 1, 2023
Winch, rope guide and transmission device having clutch function
T MAX HANGZHOU TECH CO LTD7 citations85
US11414017B2Aug 16, 2022
Vehicle step apparatus and vehicle
T MAX HANGZHOU TECH CO LTD14 citations85
US11318889B2May 3, 2022
Vehicle, running board assembly and drive assembly for running board
T MAX HANGZHOU TECH CO LTD9 citations85
US11292390B2Apr 5, 2022
Vehicle, running board assembly and drive assembly for running board
T MAX HANGZHOU TECH CO LTD9 citations85
US11198394B2Dec 14, 2021
Vehicle running board apparatus and retractable device thereof
T MAX HANGZHOU TECH CO LTD13 citations85
US11702012B2Jul 18, 2023
Vehicle running board apparatus and retractable device thereof
T MAX HANGZHOU TECH CO LTD2 citations73
US11577654B2Feb 14, 2023
Vehicle, running board assembly and drive assembly for running board
T MAX HANGZHOU TECH CO LTD1 citations73
US12103828B2Oct 1, 2024
Winch, rope guide and transmission device having clutch function
T MAX HANGZHOU TECH CO LTD1 citations62
US12084323B2Sep 10, 2024
Winch, rope guide and transmission device having clutch function
T MAX HANGZHOU TECH CO LTD1 citations62
US12017614B2Jun 25, 2024
Vehicle, running board assembly and drive assembly for running board
T MAX HANGZHOU TECH CO LTD0 citations62
US12410824B2Sep 9, 2025
Hydraulic oil-circuit system and hydraulic jack
T MAX HANGZHOU TECH CO LTD1 citations60
US12304430B2May 20, 2025
Electric step device and vehicle having same
T MAX HANGZHOU TECH CO LTD0 citations52
US12083994B2Sep 10, 2024
Step mounting mechanism and motorized device
T MAX HANGZHOU TECH CO LTD0 citations52
US11376918B2Jul 5, 2022
Adjustment device, adjustor and shock absorber
T MAX HANGZHOU TECH CO LTD0 citations52