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ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    188,933
About

ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO LTD has a total of 14 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, mechanical elements and thermal processes are SHANGQIU POWER SUPPLY COMPANY OF STATE GRID HANAN ELECTRONIC COMPANY, CORBERO SA and BESTOBELL VALVES LTD.

Patent filings in countries

World map showing ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Shengchang 4
#2 Wang Dingjun 4
#3 Jiang Tinghou 2
#4 Deng Ning 2
#5 Su Peng 2
#6 Chen Peiyi 2
#7 Zhong Jianfa 2
#8 Wang Zheyao 2
#9 Wu Songhui 1
#10 Pan Changlin 1

Latest patents

Publication Filing date Title
CN105276875A Electronic expansion valve
CN105276197A Electronic expansion valve
CN105299850A Air conditioning unit and control device used for cleaning air conditioning unit
CN105202199A Electronic expansion valve
CN104949395A Heat pump type microchannel heat exchanger
WO2014101057A1 Micro valve device and valve body assembly
WO2014023002A1 Microvalve device and fluid flow control method
CN102229340A Energy-saving and bypass-unloading-adjustable air-conditioning system for train
CN102072602A Heat pump air-condition heating power expansion valve and filling method of temperature-sensing bag thereof
CN102052714A Wind-exhaust and heat-recycle air-conditioning system of multi-stage and all-condition continuous heat pump
CN101949618A Refrigerant switching sewage-source heat pump system