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HANNENG TECHNOLOGY CO LTD

Overview
  • Total Patents
    87
About

HANNENG TECHNOLOGY CO LTD has a total of 87 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are OAO AKKUMULJATORNAJA KOMPANIJA, MA PACKAGING KK and UENO SHOTEN KK.

Patent filings in countries

World map showing HANNENG TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 87

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Gang Xiao 55
#2 Xiaofeng Hou 47
#3 Binhong Liu 15
#4 Zhoupeng Li 15
#5 Xiao Gang 13
#6 Yuxiao Wang 10
#7 Bingbing Cui 9
#8 Shuailin Zhou 9
#9 Ke Xin 7
#10 Guofa Wu 7

Latest patents

Publication Filing date Title
CN102634772A Process tail gas treatment system
CN102618847A Metal organic chemical vapor deposition reaction system
CN102658185A Catalyst for secondary reversible air electrode and preparation method thereof
CN102433551A Reaction chamber spraying system
CN102433552A Reaction gas transmission system
CN102556663A Glass transporting system
CN102560443A Processing chamber transmission and control system
CN102605343A Cooling cavity transmission system in LPCVD (Low-Pressure Chemical Vapor Deposition) process
CN102418087A Heating plate support positioning device
CN102447014A Production method of thin film solar battery
CN102605342A Process cavity heating heat insulation system
CN102605348A Transmission heating system and method
CN102517564A Gas purging system and method in LPCVD technique cavity
CN102418083A Pollution prevention system and method in LPCVD (low-pressure chemical vapor deposition) process
CN102403403A Insulation treatment method for film solar cell
CN102400111A Low pressure chemical vapor deposition (LPCVD) technological cavity heating system
CN101540405A Fuel cell leveling layer composition and preparation method thereof as well as gas diffusion layer
CN101633604A Production technology for preparing methanol by continuous oxidation of methane
CN101633599A Method for preparing methane chloride by dimethyl sulfate
CN101634650A Quantitative determination method of methanol liquid-phase product prepared by methane liquid-phase oxidation