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CHANGZHOU HYDRAULIC COMPLETE EQUIPMENT CO LTD

Overview
  • Total Patents
    68
  • GoodIP Patent Rank
    45,206
  • Filing trend
    ⇩ 85.0%
About

CHANGZHOU HYDRAULIC COMPLETE EQUIPMENT CO LTD has a total of 68 patent applications. It decreased the IP activity by 85.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, environmental technology and civil engineering are SHANGHAI ELECTRIC HYDRAULICS & PNEUMATICS CO LTD, MERCIER JEAN and HE YANGDONG.

Patent filings in countries

World map showing CHANGZHOU HYDRAULIC COMPLETE EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 68

Patent filings per year

Chart showing CHANGZHOU HYDRAULIC COMPLETE EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shen Xiang 33
#2 Cai Jianfeng 16
#3 Yan Qiang 13
#4 Xu Yan 12
#5 Sheng Ding 11
#6 Xiang Shen 10
#7 Yunlong Cai 10
#8 Chen Yin 10
#9 Ding Ling 10
#10 Xiaoyang Hua 9

Latest patents

Publication Filing date Title
CN110630586A Anti-falling plunger cylinder
CN110594240A Waterproof sealing frame
CN110513347A A kind of one station hydraulic system of multimachine
CN110397640A Three sections of speed close the cylinder side valve block of door
CN109026988A Aligning thrust bearing assembly
CN107366650A Spillway hydraulic hoist system with emergency function
CN107387751A Corrosion resistant ceramic cylinder rod
CN107255103A Integral sealing type hydraulic power unit
CN107288952A External regulation type stroke buffers servomotor
CN107255101A Interior hexagonal hydraulic piston rod cylinder
CN107339288A Servomotor small-power circulates oil-supplementing system
CN106762956A Quick response airdraulic actuator
CN106121983A Integrated form pumping plant
CN106049375A Waterproof antifouling hydraulic hoist
CN105422548A Oil cylinder rotation type locking device of hydraulic opening and closing machine
CN105221518A Hydraulic jack pressure oil-supplementing system
CN105179369A Automatic retraction oil cylinder
CN105156401A Compact connecting device for hydraulic hoist
CN105114396A Locking device of hydraulic oil cylinder of hydraulic hoist
CN105114395A Long-stroke hydraulic oil cylinder rotation preventing device