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WUXI SUNU PETROCHEMICAL MACHINERY CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    168,476
About

WUXI SUNU PETROCHEMICAL MACHINERY CO LTD has a total of 12 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets machine tools, materials and metallurgy and chemical engineering are SUZHOU MINGXUE ELECTRONIC CO LTD, JIASHAN AOYING HARDWARE PRODUCTS FACTORY and A VAUTIER ET CIE SOC.

Patent filings in countries

World map showing WUXI SUNU PETROCHEMICAL MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing WUXI SUNU PETROCHEMICAL MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xu Wei 8
#2 Zhang Haoyu 7
#3 Zhang Jianjun 6
#4 Zhao Dong 5
#5 Du Jinyu 4
#6 Chen Wenbao 4
#7 Sheng Jin 4
#8 Geng Dong 4
#9 Wu Zhengdong 4
#10 Jiang Yanfei 3

Latest patents

Publication Filing date Title
CN105562721A Flattop chamfering and cutting device
CN105522223A Full-automatic steel pipe chamfering machine
CN105364630A Totally-closed movable scrap iron protective cover
CN105253595A Rotation device for steel pipes
CN105268869A 1500T expanding machine
CN105215220A A kind of flexible expanding head
CN105290242A Overall-length diameter-expanding unit for medium-diameter submerged-arc welding pipe
CN105215746A A kind of 8 positions are without die change steel pipe fixture
CN105290252A Diameter-expanding steel pipe clamping vehicle
CN104148911A Longitudinal welded pipe expanding head expanding die and manufacturing process thereof
CN103447407A Double-position cantilever vehicle
CN103464625A Support ring oil circuit system of expanding head