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ZHEJIANG FUCHUNJIANG HYDROPOWER EQUIPMENT CO LTD

Overview
  • Total Patents
    43
  • GoodIP Patent Rank
    40,519
  • Filing trend
    ⇧ 12.0%
About

ZHEJIANG FUCHUNJIANG HYDROPOWER EQUIPMENT CO LTD has a total of 43 patent applications. It increased the IP activity by 12.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and machine tools are KOURIS PAUL STEVEN, KINCAID JOHN and VA TECH HYDRO GMBH & CO.

Patent filings in countries

World map showing ZHEJIANG FUCHUNJIANG HYDROPOWER EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 43

Patent filings per year

Chart showing ZHEJIANG FUCHUNJIANG HYDROPOWER EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Jianfeng 21
#2 Liu Siliang 16
#3 Yu Zengqiang 9
#4 Chen Rui 8
#5 Sun Fan 8
#6 Zhang Xuzhong 8
#7 Ren Zhihua 7
#8 Xiong Jianjun 6
#9 Song Lei 6
#10 Liu Jinxiang 6

Latest patents

Publication Filing date Title
CN111997812A Anti cavitation erosion structure of blade of Kaplan turbine
CN111828664A Cutoff valve convenient for hydraulic transition and control for tubular turbine
CN111706454A Passive blade anti-cavitation structure for axial-flow Kaplan turbine
CN111677748A Heavy-load thrust bearing system of large-capacity generator
CN111654158A Control method of large-capacity generator set heat dissipation system
CN111654163A Efficient heat dissipation system for pole coil of hydraulic generator
CN111412103A Braking method for runner of impact type hydraulic generator
CN111250733A Processing method of overweight long shaft
CN111250932A Manufacturing method of thin-wall slender spindle for high-temperature and high-speed working condition
CN111262366A Magnetic pole fixing structure of high-speed hydraulic turbine unit
CN111237115A Ultrahigh-pressure compact oil supply head
CN110449832A A kind of astute and able point of valve method and structure of runner bucket
CN110449761A A kind of impact runner 3D overlaying method and structure
CN110449760A A kind of astute and able method and structure of impact runner
CN110439723A A kind of more runner water turbine sets of booster-type
CN110173385A A kind of band guide vane ultrahigh water head section francis turbine runner design method
CN110374781A A kind of hydraulic turbine telescopic joint sealing structure
CN109838446A Check bolt structure
CN109693026A A kind of combination overlaying method for outer circle large area stellite hardfacing
CN109702382A A kind of welding material and its welding method of the military service for a long time of suitable hot conditions