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CHINA NAT HEAVY DUTY TRUCK GROUP DATONG GEAR CO LTD

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    58,354
  • Filing trend
    ⇩ 37.0%
About

CHINA NAT HEAVY DUTY TRUCK GROUP DATONG GEAR CO LTD has a total of 28 patent applications. It decreased the IP activity by 37.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, machine tools and measurement are IVACHEV LEONID M, SHISHKAREV MIKHAIL P and COPE R G.

Patent filings in countries

World map showing CHINA NAT HEAVY DUTY TRUCK GROUP DATONG GEAR CO LTDs patent filings in countries
# Country Total Patents
#1 China 28

Patent filings per year

Chart showing CHINA NAT HEAVY DUTY TRUCK GROUP DATONG GEAR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fu Dongjiang 8
#2 Li Wenjun 6
#3 Jia Yinglai 5
#4 Liu Li 5
#5 Xu Jingwei 4
#6 Jia Weilin 4
#7 Li Zhenxing 4
#8 Han Wei 4
#9 Wen Jinfang 4
#10 Lan Hailong 3

Latest patents

Publication Filing date Title
CN112112961A Power takeoff for commercial vehicle transmission
CN111751106A Gear shifting actuator testing device for AMT (automated mechanical transmission)
CN111692327A Gear selecting and shifting mechanism of light commercial vehicle transmission
CN111692231A Direct output type friction plate power takeoff
CN111692328A Gear selecting and shifting top cover assembly for light commercial vehicle transmission
CN109900474A A kind of AMT speed changer off-line test platform and its control method
CN109813207A A kind of AMT position sensor temperature drift test platform and its correction of temperature drift method
CN109888982A Slide variable speed electric motors, particularly
CN109277789A Cylindrical roller automatic sequencing device
CN109128746A Cylindrical roller is quantitatively sent and filling device
CN109366115A Material silo is lifted feed device step by step
CN109014906A Planetary gear set automatic assembling
CN109014439A Plate-like topping gear chamfering knife and manufacturing method for cylindrical gear profile chamfered edge
CN108000404A Countershaft assembly hot charging is to tooth clamper
CN107643436A A kind of bifunctional electroprobe
CN107725752A A kind of commercial car speed changer electromagnetically-operated shifting actuator
CN107091275A A kind of speed changer taper roll bearing lash adjusting device and method of adjustment
CN107291142A Yi Pusen heat-treatment furnace power regulating eqiupments
CN107191577A Heavy-duty car keeps off synchronizer speed variators with nine
CN107120413A A kind of planetary mechanism speed changer is with rearmounted power takeoff structure