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CHANGJIANG INST SURVEY PLANNING DESIGN & RES CO LTD

Overview
  • Total Patents
    404
  • GoodIP Patent Rank
    3,694
  • Filing trend
    ⇧ 218.0%
About

CHANGJIANG INST SURVEY PLANNING DESIGN & RES CO LTD has a total of 404 patent applications. It increased the IP activity by 218.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, environmental technology and computer technology are POWERCHINA CHENGDU ENGINEERING CORP LTD, CHANGJIANG SURVEY PLANNING DESIGN RES CO LTD and POWERCHINA BEIJING ENG CORP LTD.

Patent filings in countries

World map showing CHANGJIANG INST SURVEY PLANNING DESIGN & RES CO LTDs patent filings in countries
# Country Total Patents
#1 China 404

Patent filings per year

Chart showing CHANGJIANG INST SURVEY PLANNING DESIGN & RES CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Haibo 34
#2 Weng Yonghong 32
#3 Yu Fei 30
#4 Zhao Xin 29
#5 Tao Tieling 26
#6 Zhang Tao 23
#7 Niu Xinqiang 23
#8 Liu Shuang 22
#9 Lu Jianhua 21
#10 Su Yi 21

Latest patents

Publication Filing date Title
CN112178274A Water delivery pipeline for large-span flexible suspension bridge
CN112199878A Design method of symmetrical beam type three-section steel branch pipe
CN112176962A Water supplementing structure suitable for multiple fish inlets
CN112262693A Gas environment control method applied to deep agriculture and control gate valve thereof
CN112227332A Lifting and horizontal type plastic steel frame anti-collision device
CN112262694A Underground space gas environment regulation and control method and system applied to deep-field agriculture
CN112127382A Polygonal cylindrical foundation for offshore wind power sub-warehouse
CN112127383A Offshore wind power foundation with separated bins in barrel top dense beam barrel and single-column negative pressure barrel
CN112158306A Floating type heavy-load platform
CN112112188A Polygonal cylindrical foundation for offshore wind power
CN112127384A Suspension pressure-loading type floating foundation structure of offshore wind turbine
CN112127381A Offshore wind power foundation with separated bins in barrel top dense beam barrel and single-column variable-section negative pressure barrel and construction method
CN112127385A Self-supporting polygonal cylindrical foundation for offshore wind power
CN112187932A Intelligent monitoring and early warning method for small and medium reservoir dam based on edge calculation
CN112093953A A high-efficient sludge dewatering device for sewage treatment
CN112012168A Connecting structure of core wall and bottom concrete base
CN112225345A In-situ dredging system for urban black and odorous river channel and disposal method thereof
CN112195750A Structure for preventing concrete from cracking outside steel tube of arch leg steel tube of concrete filled steel tube arch bridge
CN112016903A Three-dimensional assembly operation instruction data management platform and work flow thereof
CN112215461A Long-distance water diversion project water delivery scheduling state analysis and early warning system