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CHONGQING TSINGSHAN IND CO LTD

Overview
  • Total Patents
    304
  • GoodIP Patent Rank
    6,055
  • Filing trend
    ⇧ 25.0%
About

CHONGQING TSINGSHAN IND CO LTD has a total of 304 patent applications. It increased the IP activity by 25.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, transport and environmental technology are WU YOUZHI, NINGBO UMD AUTOMATIC TRANS CO LTD and PARK JONGSOOL.

Patent filings in countries

World map showing CHONGQING TSINGSHAN IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 304

Patent filings per year

Chart showing CHONGQING TSINGSHAN IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mao Jiang 44
#2 Si Honglu 29
#3 Yin Lianzuo 21
#4 Zhou Yong 21
#5 Luo Huibing 20
#6 Wang Xin 18
#7 Zhou Chaodong 18
#8 Chen Chaochao 18
#9 Wu Shouguo 18
#10 Hu Min 17

Latest patents

Publication Filing date Title
CN112224005A Hybrid power transmission device
CN112161050A Clutch pressure compensation control method of wet DCT
CN111981952A M value measuring device for spline of joint tooth
CN112065981A Automatic transmission and hydraulic system shifts
CN112032263A Double-clutch transmission structure
CN112033671A Transmission efficiency testing method for pure electric speed reducer assembly
CN112197957A NVH (noise vibration harshness) test tool for pure electric speed reducer
CN111982376A Method for testing shifting force of automatic transmission
CN111981951A Method for measuring gear parameters of involute cylindrical gear
CN111878554A High-integration electric drive assembly transmission system
CN112013804A Device for measuring end gap of differential axle shaft of gearbox
CN111981120A DCT transmission shifting fork gear-engaging control method
CN111649959A Throttle control device for vehicle performance test development
CN111774669A Involute cylindrical gear edge chamfering machining tool
CN111791876A Sequence-based hybrid transmission synchronizer gear engagement control method
CN111740532A New forms of energy power assembly cooling structure
CN111845317A Hybrid power system
CN111546873A Two-gear double-clutch hybrid power system and hybrid power vehicle
CN111551246A Method for testing knocking noise transmitted into cab by automobile transmission
CN111595579A Transmission error test system of gearbox