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MANN HUMMEL FILTER SHANGHAI CO LTD

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    49,914
  • Filing trend
    ⇩ 9.0%
About

MANN HUMMEL FILTER SHANGHAI CO LTD has a total of 36 patent applications. It decreased the IP activity by 9.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets engines, pumps and turbines, measurement and electrical machinery and energy are ANHUI HONGHUI FILTER CO LTD, LINN WILLIAM J and SHANGHAI FLEETGUARD FILTER CO LTD.

Patent filings in countries

World map showing MANN HUMMEL FILTER SHANGHAI CO LTDs patent filings in countries
# Country Total Patents
#1 China 36

Patent filings per year

Chart showing MANN HUMMEL FILTER SHANGHAI CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Kunfeng 6
#2 Shi Jingjing 4
#3 Chai Jun 4
#4 Cai Qibin 4
#5 Zou Loulou 3
#6 Li Yang 2
#7 Wang Ruihua 2
#8 Ma Qian 2
#9 Ye Junyu 2
#10 Qi Yun 2

Latest patents

Publication Filing date Title
CN112081694A Composite silencer of air inlet system
CN111341969A Explosion-proof ventilation valve device
CN111336042A Air filter system with self-cleaning function
CN111323305A Central tube collapse testing device and application method thereof
CN110873007A Air inlet system for filtering air
CN110873010A Elastic buckle connecting mechanism for plastic intake manifold
CN110871351A Self-adaptive sleeve mounting device
CN110873011A Composite broadband silencer with multilayer structure
CN110873009A Self-rotating air filter device
CN110872963A Device for separating lubricating oil dirt of internal combustion engine
CN109899189A A kind of Integral small-sized inlet manifold for engine
CN109899558A A kind of coolant liquid electronic control valve assembly
CN109896495A A kind of oil filler oil-gas sealing device
CN109893930A A kind of environment-friendly type heavy duty air filter element
CN109900442A A kind of air-distributor vacuum actuator leakage test device and test method
CN109899187A It is a kind of for connecting the buckle structure of integrated component
CN109899188A A kind of attachment tube structure of inlet manifold
CN109838324A It is a kind of for prevent that intercooler from freezing it is integrated in cold manifold structure
CN109655241A A kind of blank pressing frame device for filter element test
CN109655207A It is a kind of for testing the experimental rig of filter element tightness