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SUZHOU DAYI EQUIPMENT TECHNOLOGY CO LTD

Overview
  • Total Patents
    13
About

SUZHOU DAYI EQUIPMENT TECHNOLOGY CO LTD has a total of 13 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are ODFJELL WELL SERVICES NORWAY AS, NEODRILL A S and WEAVER & HURT LTD.

Patent filings in countries

World map showing SUZHOU DAYI EQUIPMENT TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing SUZHOU DAYI EQUIPMENT TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Earth drilling

Top inventors

# Name Total Patents
#1 Li Xiaoqing 6
#2 Chen Xuedong 5
#3 Xiaoqing Li 4
#4 Zheng Xiaochun 4
#5 Zeng Lizhan 3
#6 Wang Shibo 3
#7 Yan Kehan 3
#8 Xiaoxi Zhou 3
#9 Xuedong Chen 2
#10 Yu Jingsheng 2

Latest patents

Publication Filing date Title
CN103696717A Automatic underground sand bailing device and sand bailing process thereof
CN103321612A Water salvaging type drainage and gas production machine
CN103114847A Oil field underground liquid level detection method and device
CN103104216A Air pressure self-balancing check valve
CN103105859A Intelligent control system for rope winding mechanism
CN102874702A Automatic correction mechanism of vertical rope entering of steel wire rope in rope arranging mechanism
CN102756984A Digital intelligent rope guiding device
CN102951566A Ultrahigh-speed intelligent winch
CN102635339A Immovable pumping unit
CN102638209A Medium-voltage high-rotation-speed brushless direct-current motor driver
CN102629846A Electronic phase change detection circuit of position sensor-free brushless direct current motor
CN101905843A Multiple-disc combined type great-moment brake
CN101906961A Monitoring method of oil extraction process of oil well