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JIANGSU HENGLI HIGHPRESSURE OIL CYLINDER CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    114,811
About

JIANGSU HENGLI HIGHPRESSURE OIL CYLINDER CO LTD has a total of 21 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, mechanical elements and civil engineering are OPDENBOSCH PATRICK, CINOTTO HYDRAULIC and ZHEJIANG GAOYU HYDRAULIC MACHINERY CO LTD.

Patent filings in countries

World map showing JIANGSU HENGLI HIGHPRESSURE OIL CYLINDER CO LTDs patent filings in countries

Patent filings per year

Chart showing JIANGSU HENGLI HIGHPRESSURE OIL CYLINDER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Liping 21
#2 Zhuang Ye 9
#3 Qiu Yongning 8
#4 Han Yuehuan 5
#5 Sun Fei 5
#6 Han Junxian 3
#7 Hu Jing 2
#8 Chen Zhan 1
#9 Miao Xiaoji 1
#10 Lu Qiang 1

Latest patents

Publication Filing date Title
CN105195678A Easy separation module for casting mold
CN105195677A Casting mold external member capable of improving quality and technological yield of end cover casting of high-pressure oil cylinder
CN105269462A Sand blasting machine
CN105268959A Ladle dryer and control process thereof
CN105269045A Milled and cast part production system
CN105298986A Crane slender telescopic cylinder
CN105298976A Crusher cylinder
CN105298980A Compact type high-reliability double-acting multistage cylinder
CN105298975A Pillared shoe cylinder
CN105298981A Safe and reliable derrick lifting multistage cylinder
CN105201953A Bucket cylinder of excavator
CN105201957A Piston plane self-sealing structure for hydraulic cylinder
CN105220107A The method of cushion collar surface nitrating
CN104308128A Sand separating and breaking device of automatic casting production line
CN103896031A Casting cleaning line self-transferring system
US2015376870A1 Hydraulic apparatus based on confluence control mode
CN103174697A Hydraulic valve system with pressure compensation function
WO2014082389A1 Endoscopic detection device for flow channel of valve body
WO2014082388A1 Heterogeneous valve body core frame