Learn more

CHENGDU HYDROELEC INVEST & DES

Overview
  • Total Patents
    63
About

CHENGDU HYDROELEC INVEST & DES has a total of 63 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 are AZERB NII GIDROTEKH, VNIIG IM B E VEDENEEVA AOOT and MIYAHARA BAANAA OSAKA KK.

Patent filings in countries

World map showing CHENGDU HYDROELEC INVEST & DESs patent filings in countries
# Country Total Patents
#1 China 63

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Wang Renkun 11
#2 Lei Yunhua 6
#3 Zhang Yong 6
#4 Yang Jianhong 6
#5 Yin Xishuang 6
#6 Renkun Wang 6
#7 Wang Xiaobo 6
#8 Xiao Pingxi 6
#9 Song Shengwu 6
#10 Liu Guoyong 5

Latest patents

Publication Filing date Title
CN103410151A Method for excavating spandrel grooves of arch dam
CN103410130A Multi-purpose tunnel arrangement structure
CN103410123A Retaining dam for hydraulic and hydro-power engineering
CN103399928A Method for achieving linkage between two-dimensional map and three-dimensional map on Web page
CN103321223A Expansion body, expansion-type grouting-free anchor rope device and anchor rope support method
CN103310288A Accumulation impacting balance method for reservoir bank collapse prediction
CN103306249A Flow channel outlet structure of flood discharge surface hole of high arch dam
CN103321234A Constructing method of load-bearing structure built on high slope or geological complex area
CN103321653A Method of treating lining after collapse of underground cavern crown
CN103291316A Large-scale underground cavern group arrangement design method
CN103291331A Underground cavern group layout method
CN103291332A Large-scale underground cavern group arrangement method
CN103266902A Layout design method of underground cavern group
CN103310042A Three-dimensional angle rib distribution method
CN103308015A Method for monitoring effective coverage of concrete vibration in real time
CN103281360A Instant messaging method for concrete vibration quality monitoring data
CN103309306A Concrete vibration quality monitoring and communication networking method
CN103225286A Dam body structure of concrete gravity dam and regional coordination and temperature reduction method
CN103233741A Method for quantitatively evaluating surrounding rock stability of ultra-large underground cavern group in construction period
CN103195030A Vertical seam type fish way structure