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MANN & HUMMEL FILTER SHANGHAI CO LTD

Overview
  • Total Patents
    17
About

MANN & HUMMEL FILTER SHANGHAI CO LTD has a total of 17 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China, Germany and United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and mechanical elements are HEBEI YILI GROUP CO LTD, CHARLES HENRI BICHLER and TAKEBE MASAYUKI.

Patent filings in countries

World map showing MANN & HUMMEL FILTER SHANGHAI CO LTDs patent filings in countries
# Country Total Patents
#1 China 15
#2 Germany 1
#3 United States 1

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 Shen Jing 4
#2 Huang Xianxiang 2
#3 Chen Qiang 2
#4 Zhao Ming 2
#5 Hong Li 2
#6 Shi Jingjing 1
#7 Qi Yun 1
#8 Lin Xiaowen 1
#9 Chi Yingcheng 1
#10 Wu Chunbao 1

Latest patents

Publication Filing date Title
CN104727997A Vacuum cavity system for changing intake manifold
CN104727996A Communicated gas channel system integrated on gas inlet manifold branch
CN104727898A High circulating gas combustion efficiency type intake manifold
CN104712469A Auxiliary seal structure for air filtering system
CN104712639A Locking and buckling mechanism for air filter
CN104712472A Noise elimination device integrated on outer surface of air filter shell
CN104712861A Auxiliary positioning structure for air filtering system pipeline connecting
CN104712467A Air filter system water discharging device capable of collecting waste water
CN104707380A Fuel oil filter element
CN104712471A High-rigidity resonant cavity shell structure
CN104712479A Three-step degree fuel filter
US2014060961A1 Variable frequency Helmholtz resonator
CN103670831A Structure of air inlet pipe capable of improving wading capacity
CN103670825A Waterproof structure of air inlet pipe of air filter
CN103674737A Non-contact type measuring method for elongation of material
CN103670830A Dirty air pipe with flow choking ribs