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DONG YANAN

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    159,722
About

DONG YANAN has a total of 11 patent applications. It filed its patents most often in China. Its main competitors in its focus markets machines, chemical engineering and mechanical elements are ZHENGZHOU SANHE HYDRAULIC MACHINERY CO LTD, Ningbo pinghai machinery equipment co ltd and Zhengzhou dengfeng smelting materials co ltd.

Patent filings in countries

World map showing DONG YANANs patent filings in countries
# Country Total Patents
#1 China 11

Top inventors

# Name Total Patents
#1 Dong Yanan 11
#2 Chu Huailong 2

Latest patents

Publication Filing date Title
CN112211431A Suspended ceiling auxiliary device for interior decoration
CN112223534A Mixing arrangement is used in concrete production
CN112207992A Self-circulation type concrete mixing equipment
CN112207987A Raw material mixing device for concrete production
CN112207985A Building engineering is with mixing earth agitating unit
CN112170174A Screening sand device for construction
CN112191505A Aggregate screening device for concrete preparation
CN112177353A Material lifting device for building construction
CN112191488A Screening sand device for construction
CN111674027A Automatic film sticking machine for bus window film sticking
CN111643002A Automatic cleaning device for cleaning high-rise glass