Inventor
LIU SHAOQING
CN14 patents
⚠️ This page may combine multiple inventors who share the name “LIU SHAOQING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CRRC QINGDAO SIFANG CO LTD
12 patentsUS10137539B2Nov 27, 2018
Welding clamping device
CRRC QINGDAO SIFANG CO LTD2 citations68
US9758180B2Sep 12, 2017
Securing system for freight wagon and freight wagon
CRRC QINGDAO SIFANG CO LTD5 citations64
US10137910B2Nov 27, 2018
Rail vehicle bogie draw-gear
CRRC QINGDAO SIFANG CO LTD0 citations48
US11718182B2Aug 8, 2023
Railway vehicle with aerodynamic lift control device
CRRC QINGDAO SIFANG CO LTD0 citations47
US11383740B2Jul 12, 2022
Waste exhaust ventilation door automatic control device and vehicle body having the same
CRRC QINGDAO SIFANG CO LTD0 citations47
US11230158B2Jan 25, 2022
Phase-change energy storage air duct and automobile air conditioning system
CRRC QINGDAO SIFANG CO LTD0 citations46
US10814731B2Oct 27, 2020
System and method for suppressing the serpentine instability of railway vehicle
CRRC QINGDAO SIFANG CO LTD0 citations46
US10401257B2Sep 3, 2019
Device and method for testing flow field state within high-speed train bogie cabin
CRRC QINGDAO SIFANG CO LTD0 citations45
US9809147B2Nov 7, 2017
Position-limiting device
CRRC QINGDAO SIFANG CO LTD1 citations44
US11370463B2Jun 28, 2022
Roof segments for the roof of a carriage body
CRRC QINGDAO SIFANG CO LTD0 citations41
US10562549B2Feb 18, 2020
Train connector and inserted connection member thereof
CRRC QINGDAO SIFANG CO LTD0 citations36
US10733339B2Aug 4, 2020
Vehicle body composite coating and design method thereof
CRRC QINGDAO SIFANG CO LTD0 citations35