Learn more

GUIZHOU QUNJIAN PREC MACHINE CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    46,216
  • Filing trend
    0.0%
About

GUIZHOU QUNJIAN PREC MACHINE CO LTD has a total of 44 patent applications. It increased the IP activity by 0.0%. 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, machine tools and measurement are QIJIANG GEAR TRANS CO LTD, CHONGQING JIANGJIN HEFENG MACHINERY CO LTD and SHANDONG MENWO TRANS CO LTD.

Patent filings in countries

World map showing GUIZHOU QUNJIAN PREC MACHINE CO LTDs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

Chart showing GUIZHOU QUNJIAN PREC MACHINE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shi Nianping 11
#2 He Zhibin 9
#3 Wang Jianjun 8
#4 Chen Hanbing 6
#5 Shen Shuguang 5
#6 Tang Yixiang 4
#7 Zhou Pengliang 3
#8 Zou Anbing 3
#9 Long Jianbing 3
#10 He Yongjia 2

Latest patents

Publication Filing date Title
CN112129202A Method and device for detecting large and shallow holes
CN112096843A Coaxial self-lubricating device for vertical transmission mechanism
CN112276500A Method for processing small-modulus sector worm gear
CN112112947A Multi-input high-bearing-capacity vertical transmission device and lubricating method thereof
CN112146545A Method and device for detecting backlash-free meshing of harmonic gear rigid wheel
CN112112948A Method and device for improving bearing capacity of small-tooth-difference transmission output mechanism
CN112146872A Flexible gear performance testing device for harmonic reducer
CN112145651A Method for improving engagement performance of ultra-short cup type harmonic flexible gear through tooth direction modification
CN110587339A Machining device and machining method for eccentric inclined hole of disc gear
CN110560793A hobbing cutter for machining straight bevel gear and manufacturing method
CN110567337A detection device and detection method for gear ring bounce of large gear
CN110567347A Detection device and detection method for bottom diameter of deep hole inner groove
CN110594387A Conical uniform-thickness flexible gear for harmonic gear transmission
CN110566653A Arc gear for harmonic gear transmission
CN110608656A Method and device for detecting taper of central hole
CN110671483A Machining method for reducing gear noise of electric scooter
CN110513463A A kind of flexbile gear that thickens for harmonic gear transmission
CN110645336A Method and structure for improving bearing capacity of short cup type harmonic flexible gear
CN110524060A A kind of method and device using CNC milling machine processing duplicate gear
CN108994397A A kind of automobile-used planetary gear clamping device and its application method