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ZHEJIANG GAOYU HYDRAULIC MACHINERY CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    100,763
  • Filing trend
    0.0%
About

ZHEJIANG GAOYU HYDRAULIC MACHINERY CO LTD has a total of 17 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, civil engineering and transport are NORDHYDRAULIC AB, OPDENBOSCH PATRICK and SANYO KIKI KK.

Patent filings in countries

World map showing ZHEJIANG GAOYU HYDRAULIC MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing ZHEJIANG GAOYU HYDRAULIC MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cai Zheng 10
#2 Feng Yijiang 9
#3 Zhan Baishao 9
#4 Jiang Jun 8
#5 Jiang Rongcong 8
#6 Pan Cunqian 7
#7 Zhou Jian 6
#8 Jin Qiang 5
#9 Yang Yongcheng 5
#10 Zhang Jian 5

Latest patents

Publication Filing date Title
CN112032127A Compound linkage multi-way valve of open center system and hydraulic control method
CN111255007A Loader constant-variable hydraulic system based on load signal direct control
CN111120444A Differential compensation priority unloading valve
CN111102263A Pilot-operated overflow valve with unloading control channel
CN110566528A Flow distribution logic valve and system based on load pressure signal control
CN108661970A Scissor aerial work platform walking brake fluid pressure control valve group and system
CN108331795A The multi-way valve of floating connection gas control mechanism
CN108156868A Hillside fields is adaptively hung and the hydraulic control system of leveling
CN108035945A Control valve group for the output of quantitative system flow proportional
CN106976825A Bypass the scissor aerial work platform hydraulic control system of off-load electromagnetic direct-drive
CN106640817A Pressure compensation type energy-saving control valve suitable for double-pump confluence and diversion hydraulic system
CN106759621A Load-sensitive formula loading machine determines variable delivery hydraulic system
CN106593982A Logical control valve capable of realizing variable displacement of variable pump in combining and separating
CN105626615A Steering feedback type flow amplification valve
CN105545854A Multiple directional control valve integrating return oil regeneration
CN105422539A Two-circuit multi-way directional valve and in-parallel installation method of two-circuit multi-way directional valve with oil cylinders
CN104696315A Anti-pollution piloted relief valve