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WEICHAI HEAVY MACHINERY CO LTD

Overview
  • Total Patents
    87
  • GoodIP Patent Rank
    21,442
  • Filing trend
    ⇧ 216.0%
About

WEICHAI HEAVY MACHINERY CO LTD has a total of 87 patent applications. It increased the IP activity by 216.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and measurement are ROLLINGER JOHN ERIC, PURSIFULL ROSS DYKSTRA and Weichai xigang new energy power co ltd.

Patent filings in countries

World map showing WEICHAI HEAVY MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 87

Patent filings per year

Chart showing WEICHAI HEAVY MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Fuqin 10
#2 Yin Xiaoqing 9
#3 Chen Youbing 8
#4 Li Jie 8
#5 Jin Liangzhen 7
#6 Liu Jianxin 7
#7 Song Jie 6
#8 Meng Qingjian 6
#9 Zhang Wenjie 6
#10 Li Tongnan 6

Latest patents

Publication Filing date Title
CN112145291A Filter element maintenance prompting method based on front-back pressure difference trend of filter
CN111810343A Ship main engine preheating device and control method thereof
CN111765014A Method and system for monitoring leakage of high-pressure fuel system
CN111765937A Device and method for measuring instantaneous engine oil consumption of diesel engine
CN111679614A Engine remote control system and control method
CN111764984A Pressure sensor device and control method
CN111751113A Active fuel-saving control method for marine engine
CN111765007A Oil-saving control method and system for variable-pitch propeller
CN111120168A Supercharged electric control oil injector with variable oil injection law
CN111120098A Dual-fuel mode display and communication method and system
CN111365134A Method and system for calculating substitution rate of dual-fuel engine
CN111396221A High-pressure oil pump sealing oil control system and method under light-heavy oil conversion
CN111365114A Automatic cooling control system and control method for engine
CN111365137A High-pressure oil pipe fuel leakage alarm device and alarm method
CN111365110A Water jacket exhaust pipe assembly, engine fuel supply system and method
CN110985179A Exhaust pipe for engine
CN110905654A System and method for improving power performance of engine
CN110829545A Floating charging system and method for storage battery of generator set and generator set
CN110905625A Engine lubricating system capable of preventing engine oil from impacting and control method
CN111022231A V-type engine master-slave train rail pressure synchronous control method and control system