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DUNAN ENVIRONMENT TECH CO LTD

Overview
  • Total Patents
    56
  • GoodIP Patent Rank
    26,364
  • Filing trend
    ⇧ 46.0%
About

DUNAN ENVIRONMENT TECH CO LTD has a total of 56 patent applications. It increased the IP activity by 46.0%. Its first patent ever was published in 2016. It filed its patents most often in China and United States. Its main competitors in its focus markets thermal processes, mechanical elements and environmental technology are ZHEJIANG DUNAN ARTIFICIAL ENV CO LTD, ZHEJIANG DUNAN MACHINERY CO LTD and ZHEJIANG SANHUA INTELLIGENT CONTROLS CO LTD.

Patent filings in countries

World map showing DUNAN ENVIRONMENT TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 54
#2 United States 2

Patent filings per year

Chart showing DUNAN ENVIRONMENT TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Dingjun 9
#2 Yu Zhou 8
#3 Lin Yuanyang 8
#4 Kang Zhijun 8
#5 Qin Yan 6
#6 Yang Zhongyu 5
#7 Zhou Xiaowei 5
#8 Liu Huazhao 5
#9 Deng Dong 5
#10 Wang Xinnan 5

Latest patents

Publication Filing date Title
CN112013129A Reversing valve and refrigerating system
CN112092570A Battery management system and new energy automobile with same
CN111998577A Two-way throttle valve
CN111963723A Valve body assembly and air conditioning equipment
CN110553427A air conditioning system and control method
CN111836510A Air conditioning system for machine room
CN112212055A Actuator
CN112197372A Multi-connected refrigeration system and control method thereof
CN111911637A Stop device of electronic expansion valve and mounting method of stop piece
CN111822977A Press-fitting mechanism and part press-fitting method
CN111765289A Coil component and electronic expansion valve with same
CN111637249A Valve body structure and vehicle with same
CN111468888A Scroll plate machining method and electric scroll compressor
CN111322432A Six-way valve
CN111287979A Compressor with a compressor housing having a plurality of compressor blades
CN111271286A Compressor with a compressor housing having a plurality of compressor blades
CN111219492A Electronic valve
CN111197666A Temperature regulating valve
CN111120305A Compressor and heat exchange equipment
CN111102398A Microvalve and method of making same