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SHANGHAI NO 1 MACHINE TOOL WORKS CO LTD

Overview
  • Total Patents
    64
  • GoodIP Patent Rank
    25,458
  • Filing trend
    ⇩ 18.0%
About

SHANGHAI NO 1 MACHINE TOOL WORKS CO LTD has a total of 64 patent applications. It decreased the IP activity by 18.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets machine tools, environmental technology and engines, pumps and turbines are CHINA NUCLEAR IND 5TH CONSTR CO LTD, CHINA NUCLEAR IND 23 CONSTR CO and CHINA NUCLEAR IND 23 CONSTR CO LTD.

Patent filings in countries

World map showing SHANGHAI NO 1 MACHINE TOOL WORKS CO LTDs patent filings in countries
# Country Total Patents
#1 China 64

Patent filings per year

Chart showing SHANGHAI NO 1 MACHINE TOOL WORKS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jiang En 27
#2 Xue Song 25
#3 Mi Dawei 19
#4 Gong Hongwei 19
#5 Qi Danhong 17
#6 Guo Baochao 13
#7 Qin Shenjie 10
#8 Tang Jianfeng 10
#9 Wei Xiaochun 9
#10 Xu Jie 9

Latest patents

Publication Filing date Title
CN111730381A Card-loading adjusting device
CN111774820A Method for processing ultra-long channel pipe with inner groove
CN111604654A Machining method of transfer rack transmission mechanism in nuclear fuel reactor
CN111761383A Machining method and clamping device for polygonal overlong part
CN111571275A Clamping device
CN111843532A Guide cylinder clamping and positioning device
CN111546050A Centering adjustable device
CN111302245A Lifting positioning device for special-shaped thick-wall stainless steel seal head and assembling method
CN110815132A Novel reactor control rod driving mechanism claw assembly and assembling method
CN110739088A integral forging claw and processing method thereof
CN110434463A The method for laser welding of irradiation sample frame
CN110277178A Plug-in type trip gear
CN112171043A Welding and clamping device for nuclear power station control rod guide cylinder and assembling method
CN112171044A Welding method for upper guide cylinder assembly of nuclear reactor
CN110076599A Clamping fixer
CN110039269A Driving mechanism thin wall and deep hole seal casinghousing manufacturing method
CN110193571A Wire feeder and method for manufacturing spring
CN110174251A A kind of experimental rig of disc spring damper
CN110315353A A kind of processing tool and its method for processing and assembling of falling sphere pipe and shunting plug
CN110212708A A kind of assembly method of high temperature gas cooled reactor vortex limiter of speed