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YANGZHOU YOUTIAN JINDA IND CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    186,192
About

YANGZHOU YOUTIAN JINDA IND CO LTD has a total of 18 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 civil engineering and surface technology and coating are WELLQUIP AS, SHANXI LANYAN COALBED METHANE GROUP CO LTD and SERGEANT HENRY C.

Patent filings in countries

World map showing YANGZHOU YOUTIAN JINDA IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing YANGZHOU YOUTIAN JINDA IND CO LTDs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Gu Yecheng 17
#2 Zhong Guanyu 16
#3 Liu Shide 3
#4 Liu Zhe 3
#5 Lu Keshan 1
#6 Cao Yongchang 1
#7 Zhao Qinrui 1
#8 Fan Kuanhong 1
#9 Pan Guohui 1
#10 Zheng Songbin 1

Latest patents

Publication Filing date Title
CN105715237A Skid-mounted surface-water re-injection treatment device
CN105589474A Oil field oil pumping amount monitoring system
CN105538017A Main shaft braking system under magnetic control
CN105619100A Automatic centering and clamping device for pipes
CN105537643A Cutting machining system for inner blind hole of perforating gun
CN105625977A Anchoring manual bottom-hole apparatus
CN104514508A Built-in simple casing head
CN104514515A Automatic grouting float shoe
CN104514516A Automatic grouting float collar
CN104514511A Hydraulic wedging packer
CN104514495A Integral type strong elastic casing centralizer
CN104514509A Simple casing head
CN104514499A Novel drill collar
CN104511403A Drilling rod screw thread oiling machine
CN104514497A Automatic deviation prevention and deviation correction drill collar
CN104514512A Packer
CN104511404A Drilling rod box oiling device
CN104514498A Novel deviation preventing and correcting drill collar