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JIANGSU RUDONG PETRO MACHINERY CO LTD

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    71,302
  • Filing trend
    ⇩ 80.0%
About

JIANGSU RUDONG PETRO MACHINERY CO LTD has a total of 26 patent applications. It decreased the IP activity by 80.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets civil engineering and packaging and shipping are KEY ENERGY SERVICES LLC, LEE PAUL BERNARD and PARTICLE DRILLING TECHNOLOGIES.

Patent filings in countries

World map showing JIANGSU RUDONG PETRO MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 26

Patent filings per year

Chart showing JIANGSU RUDONG PETRO MACHINERY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Earth drilling
#2 Cranes

Top inventors

# Name Total Patents
#1 Chen Shilong 23
#2 Lyu Wenjie 14
#3 He Yunhua 13
#4 Wang Feng 7
#5 Xu Bobing 5
#6 Cao Caihong 5
#7 Guan Yongxiang 5
#8 Ma Qiangwei 4
#9 Lu Yongjian 4
#10 Zhang Jian 3

Latest patents

Publication Filing date Title
CN112282673A Oil pipe calandria length measuring device
CN111894493A Catwalk provided with pulley
CN111255390A Pipe arranging device
CN110952936A Power elevator and control method thereof
CN110952937A Wellhead device for oil field operation
CN110642144A Auxiliary elevator
CN112177547A Pipe rod conveying device
CN112031678A Elevator for well repair
CN111472697A Automatic operation device for minor workover
CN111472700A Automatic pipe rod screwing and unscrewing device
CN111472699A Back-up tong
CN111472701A Automatic notch aligning device for spinner clamp
CN110344776A Automatic scraping mud removes tubular column unit and its working method
CN109763780A Multifunction well-repairing device
CN109209260A Automatic hydraulic slip
CN109138868A Light maintenance well head automatic operation device
CN109138869A Grasping mechanism
CN109138870A Light maintenance operation work platform
CN107448157A A kind of monoblock type elevator
CN104806174A Jet sludge scraper