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ENN TECHNOLOGY DEV CO LTD

Overview
  • Total Patents
    46
About

ENN TECHNOLOGY DEV CO LTD has a total of 46 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, biotechnology and basic materials chemistry are QINGDAO INST OF BIOMASS ENERGY AND BIOPROCESS TECHNOLOGY, SHANGHAI HAIXIANG AUTOMATION T and HANGZHOU XINWEI LOW CARBON TECHNOLOGY R & D CO LTD.

Patent filings in countries

World map showing ENN TECHNOLOGY DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 46

Patent filings per year

Chart showing ENN TECHNOLOGY DEV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hongtao Chen 8
#2 Minsheng Liu 6
#3 Han Zhang 5
#4 Zhenqi Zhu 4
#5 Xinxin Ma 4
#6 Wei Li 4
#7 Gu Junjie 4
#8 Zhongxue Gan 4
#9 Hong Wu 4
#10 Ping Deng 3

Latest patents

Publication Filing date Title
CN101914780A Method for preparing photoelectric hydrogen making electrode and photoelectric hydrogen making electrode
CN101964606A Solar energy combined energy supply system and method
CN101928605A Method for processing slurry-like residual carbon
CN101735948A Method and device for cultivating microalgae
CN102115776A Microalgae screening method and system thereof
CN101736362A Pt modified composite catalyst and preparation method thereof
CN101707140A Method for preparing platinum counter electrode of dye-sensitized solar cell and platinum counter electrode
CN101664683A Catalytic agent for treating industrial waste water at normal temperature and pressure and preparation method thereof
CN101645353A Chloroplatinic acid slurry and preparation method and application thereof
CN101603987A The proving installation of high-temperature conductivity of proton exchange membrane and method
CN101608316A Device for producing hydrogen through decomposing water
CN101603004A A kind of emission reduction test of carbon dioxide and biodiesel manufacture device and method
CN101942990A On-line underground temperature measurement system
CN101613256A Method for preparing phenol products by coal
CN101649764A Device and method for reducing emission of tail gas
CN101928616A Method for preparing methane-rich gas from coal
CN101643699A System for cultivating microalgae with waste water
CN101709264A Optical bioreactor
CN101575713A Optical anode used for hydrogen production by photoelectrochemistry decomposition water and preparation method thereof
CN101899340A Method for improving methane yield through gasification reaction of carbon-containing substance