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EAST CN HYDROELEC INVEST & DES

Overview
  • Total Patents
    65
About

EAST CN HYDROELEC INVEST & DES has a total of 65 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and materials and metallurgy are G OBRAZOVATEL NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL NOGO OBRAZOVANIJA VORON G ARKHITEKTURNO STR NYJ, SRED AZ NII IRRIGATSII IM V D and SAMARSKAYA G ARKHITEKTURNO STR.

Patent filings in countries

World map showing EAST CN HYDROELEC INVEST & DESs patent filings in countries
# Country Total Patents
#1 China 65

Patent filings per year

Chart showing EAST CN HYDROELEC INVEST & DESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chunsheng Zhang 12
#2 Xiaowen Hu 11
#3 Zhigang Shan 9
#4 Yang Tang 7
#5 Jing Hou 6
#6 Weijiang Chu 5
#7 Xiangrong Chen 5
#8 Jianqiang Xu 5
#9 Yonghong Chen 4
#10 Yinhong Bao 3

Latest patents

Publication Filing date Title
CN102411361A Acquisition and control system of engineering security automation equipment
CN102425182A Annular negative pressure foundation cofferdam and construction method thereof
CN102360404A Method for compiling geological display map of chamber
CN102322292A Contact tunnel also serving as pump station structure between shield tunnels and construction method thereof
CN102425141A Large cantilever superposing member and construction method thereof
CN102304912A Sink-type top inflow sand flushing gallery structure
CN102296572A Earth and rockfill dam body seepage monitoring structure provided with abandoned dreg site behind dam and construction method thereof
CN102286959B Reinforced-clay seepage prevention structure and construction method thereof
CN102286958B Method for excavating out face rockfill dam toe slab concrete with quality defects in construction period
CN102121249A Slope protection structure for reducing water and soil loss of side slope and construction method thereof
CN102041810A Construction method for pouring dam foundation concrete in zone with centralized water gushing
CN102141544A Method for testing surrounding rock relaxation depth
CN102003187A Construction method of under cutting excavation supporting of of deeply buried soft-rock large tunnel
CN102012463A In situ measurement method for relative dielectric constant of stratum
CN102012508A Method for advanced prediction of U-shaped geology by ground penetrating radar
CN101922985A Measurement method for stress change of rocks during TBM tunneling
CN101899948A Method for cutting slots in concrete buildings
CN101915104A Rock burst control method for deep tunnel excavation by adopting TBM (Tunnel Boring Machine)
CN101906765A Wave-proof guardrail structure
CN101881025A Design method for shallow-buried flexible anti-slide pile for deep covering layer slope retaining