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DOU MINJIANG

Overview
  • Total Patents
    89
About

DOU MINJIANG has a total of 89 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are JINSHENG MAO, ZHONGSHAN BISEN PLASTIC ELECTRONIC PRODUCTS CO LTD and RDA MICROELECTRONICS SHANGHAI.

Patent filings in countries

World map showing DOU MINJIANGs patent filings in countries
# Country Total Patents
#1 China 89

Patent filings per year

Chart showing DOU MINJIANGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Dou Minjiang 89

Latest patents

Publication Filing date Title
CN103277151A Portable pneumatic water pump
CN103277299A Novel pump protection cover
CN103267028A Sewage pump rotating shaft
CN103277332A Pump base capable of achieving water quantity regulation
CN103291642A Protective sewage pump guide vane
CN103233889A Protective cover for protecting water pump
CN103256452A Lifting pipe for high-strength submersible pump
CN103291647A Novel water pump rotating shaft
CN103244403A Pump base
CN103291631A Sewage pump
CN103244402A Water pump protecting cover
CN103291644A Water pump guide vane capable of rotating freely
CN103233918A Removable water pump impeller
CN103244452A Corrosion-proof rotating shaft of sewage pump
CN103277318A Waterproof water suction pump
CN103244467A Corrosion-proof guide blade of water pump
CN103291630A Simple water suction pump
CN103244466A Dual-purpose water pump
CN103291643A Water suction pump
CN103292126A Water suction pump fixing support.