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Jiangsu guixin petroleum equipment co ltd

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    139,245
About

Jiangsu guixin petroleum equipment co ltd has a total of 22 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 and mechanical elements are SVENSKA BORR AB, BAKKE TECHNOLOGY AS and PINGDINGSHAN TIEFULAI ELECTRONIC & MECHANICAL EQUIPMENT CO LTD.

Patent filings in countries

World map showing Jiangsu guixin petroleum equipment co ltds patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing Jiangsu guixin petroleum equipment co ltds patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Bian Kangqun 16
#2 Yang Guiqing 15
#3 Zhang Shuping 11
#4 Zhang Zhenjun 6
#5 Tan Deku 4
#6 Li Jinsong 4
#7 Ling Jinwen 2
#8 Sun Dake 1
#9 Yang Baozhang 1
#10 Li Junqiang 1

Latest patents

Publication Filing date Title
CN107780869A A kind of preventer electric heating antifreezing device
CN107795294A Hydraulic-driven blowout control device
CN106869851A Tap Remote Hydraulic drives and preventer remote control
CN106285546A The tubing head of blowout prevention and oil and gas wellhead device thereof
CN106194001A The hydraulically powered faucet in top
CN105888618A Double-acting hydraulic linkage rodless oil extraction device
CN105889044A Hydraulically-driven rodless oil extraction device with automatic reversing sealing function
CN105889176A Linkage hydraulic cylinder
CN105888616A Dual-action electro-hydraulic rodless oil extraction device
CN105317372A One-way bypass screw drilling tool
CN105178911A Unidirectionally bypassed bypass valve of screw drill
CN104975806A Efficient and durable PDM drill
CN104747882A Lifting frame
CN104712284A Liquid-operated reducing oil tube clamping blowout preventer
CN104653124A A variable diameter ram slip
CN104563943A Reducing sealing type hydraulic-driving flashboard blowout preventer
CN104390059A Rotary reducing oil pipe clamper
CN104420845A Rotary diameter-variable blowout preventer for clamping oil tube
CN104343465A Warning device for coupling of tubular column
CN104141460A Rotary type variable-diameter oil pipe clamping device