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GUIZHOU HUANGDI DIESEL ENGINE CLEANER CO LTD

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    57,893
  • Filing trend
    ⇩ 33.0%
About

GUIZHOU HUANGDI DIESEL ENGINE CLEANER CO LTD has a total of 41 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2012. It filed its patents most often in China and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, materials and metallurgy and chemical engineering are ARVINMERITOR EMISSIONS TECH, SILENTOR NOTOX AS and FAURECIA SYS ECHAPPEMENT.

Patent filings in countries

World map showing GUIZHOU HUANGDI DIESEL ENGINE CLEANER CO LTDs patent filings in countries
# Country Total Patents
#1 China 38
#2 EPO (European Patent Office) 3

Patent filings per year

Chart showing GUIZHOU HUANGDI DIESEL ENGINE CLEANER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Limin 41
#2 Huang Lijin 41
#3 Fang Xuexing 13
#4 Bai Ronggen 12
#5 Mao Xin 6
#6 Huang Huibo 6
#7 Wang Jun 2

Latest patents

Publication Filing date Title
EP3444459A1 Exhaust gas treatment system for diesel engine
CN109404097A Low temperature heating device for diesel engine exhaust purified treatment
CN108979797A For purging the regenerating unit and method of vehicle-mounted particle trapper offline
CN108204261A Cellular ceramic structural with mixing pore structure
CN108204262A For the system of diesel engine exhaust purified treatment
CN107956551A Low temperature heating device for diesel motor exhaust purified treatment
CN107956563A Exhaust treatment system for diesel engine
CN107956550A Low temperature heating device for diesel motor exhaust purified treatment
CN107956549A Low temperature heating device for diesel motor exhaust purified treatment
CN107956552A Low temperature heating device for diesel motor exhaust purified treatment
CN107956547A Low temperature heating device for diesel motor exhaust purified treatment
CN107956548A Low temperature heating device for diesel motor exhaust purified treatment
CN107956546A A kind of flow distortion of elbow device for diesel motor exhaust purified treatment
CN107795361A Igniter for diesel motor exhaust processing
CN107795360A Igniter for diesel motor exhaust processing
CN107795362A Igniter for diesel motor exhaust processing
CN107795363A Igniter for diesel motor exhaust processing
CN107795356A Preheating structure and igniter for diesel motor exhaust purified treatment
CN105971693A Flow disturbance device for aftertreatment of diesel engine tail gas
CN105971692A Aftertreatment device for diesel engine tail gas