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HANGZHOU ZHENGQIANG UNIVERSAL JOINT CO LTD

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    82,505
  • Filing trend
    ⇩ 100.0%
About

HANGZHOU ZHENGQIANG UNIVERSAL JOINT CO LTD has a total of 33 patent applications. It decreased 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 machine tools, mechanical elements and measurement are NANTONG DEXIN NUMERICAL CONTROL MACHINE TOOL CO LTD, HUBEI DEYIZHI PREC MACH CO LTD and CHONGQING SHUAICHANG MACHINE MFG CO LTD.

Patent filings in countries

World map showing HANGZHOU ZHENGQIANG UNIVERSAL JOINT CO LTDs patent filings in countries
# Country Total Patents
#1 China 33

Patent filings per year

Chart showing HANGZHOU ZHENGQIANG UNIVERSAL JOINT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ye Guangyou 16
#2 Xu Fenghua 13
#3 Shen Baisong 12
#4 Pan Shengxiao 10
#5 Zhengqing Xu 8
#6 Wu Sinong 8
#7 Chen Jianwei 8
#8 Ye Chunlai 7
#9 Yang Zhaojin 7
#10 Lyu Xiaohua 5

Latest patents

Publication Filing date Title
CN107931632A A kind of cross axis faces full-automatic grinding lathe
CN107877241A A kind of universal-joint fork underbody hole automatic processing center
CN107971239A A kind of universal-joint fork full-automatic detector
CN107971860A A kind of universal-joint fork deburring three axis machining center
CN105673719A High-sealing oil-lubricated universal joint assembly
CN105698727A Full automatic intelligent detector for cross axle axis universal joint
CN105526271A Universal joint assembly provided with cold extrusion oil groove bearings
CN105643376A Full-automatic external cylindrical grinding machine of medium-and-small-sized cardan joints
CN105538150A Clamping equipment special for grinding inner circle and inner end face of aerofoil shaft sleeve
CN105500080A Clamp special for multiple processes of universal-joint-fork numerical control machine tool and rotary combination double workbench of clamp
CN105526899A Crossing shaft universal joint automatic detection machine
CN105500048A Special fixture for universal joint fork end face machining
CN105563248A Automatic feeding device for centerless grinding of candan universal joint shaft sleeves
CN105522462A Full-automatic grinding and detection production line for shaft sleeve
CN104708506A Heavy cross universal joint full-automatic cylindrical grinder
CN104708323A Angle-variable universal joint pin body full-automatic tapping machine
CN104690139A Steering universal joint full-automatic chamfering stamping device
CN104070404A Full-automatic intelligent cardan universal joint processing manipulator
CN104070205A Full-automatic dual-drill-bit composite hole drilling device
CN104070181A Full-automatic intelligent processing lathe of cross-axle universal joint