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SINOHYDRO BUREAU 1 CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    125,872
  • Filing trend
    ⇧ 100.0%
About

SINOHYDRO BUREAU 1 CO LTD has a total of 15 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, environmental technology and machines are SINOHYDRO BUREAU 5 CO LTD, SINOHYDRO BUREAU 11 ZHENGZHOU CO LTD and POWERCHINA NO 11 BUREAU ENG CO LTD.

Patent filings in countries

World map showing SINOHYDRO BUREAU 1 CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing SINOHYDRO BUREAU 1 CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Zhigang 4
#2 Li Huaiguo 4
#3 Zhang Caixing 3
#4 Zhang Hongbing 3
#5 Yin Lijun 2
#6 Liu Zhikui 2
#7 Zhao Zhenwei 2
#8 Chen Xueda 2
#9 Li Jie 2
#10 Liu Haijie 2

Latest patents

Publication Filing date Title
CN112287440A Subway construction progress management system based on BIM and small-size unmanned vehicles
CN111441718A Construction method, system and application for high-precision pilot shaft excavation of large-section steep slope long inclined shaft
CN111452183A Prefabricated water collecting pit and construction method thereof
CN111456005A Vibrating pile machine for pipe sinking gravel pile and pile forming method
CN111441343A Mountain photovoltaic support micropore cast-in-place pile foundation system, construction method and application
CN111456741A Method for excavating dome of medium-sized cylindrical water diversion surge chamber
CN110847180A Waterproof curtain grouting production sewage recycling control system and method
CN110835903A Bottom arch concrete protection device and method for water delivery tunnel in shape of horseshoe
CN111088804A Construction method of high-flow-state fine-aggregate concrete rock-fill dam in high-temperature area of equator
CN109748416A A kind of grout curtain production waste recycling device and operating method
CN108868804A Hob fixing device, hob measurement device and hobboing cutter replacing options
CN108917642A Hob abrasion quantity measuring method and device
CN108625243A Suitable for mountain area hills red clay area high-fill roadbed filling construction method
CN101929142A Anti-seepage pressure reduction construction method of concrete dam body
CN101418563A Installation method of long drilled shaft and major diameter penstock in hydraulic and hydroelectric engineering