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PEI XUJIAN

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    80,185
  • Filing trend
    ⇧ 25.0%
About

PEI XUJIAN has a total of 21 patent applications. It increased the IP activity by 25.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are SHALE OIL TOOLS LLC, STRANGE INVEST WA PTY LTD and WIRELINE ENGINEERING LTD.

Patent filings in countries

World map showing PEI XUJIANs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing PEI XUJIANs 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 Pei Xujian 21
#2 Li Shibin 1

Latest patents

Publication Filing date Title
CN110185392A A kind of drilling guidance control device
CN110195570A A kind of pair of inclined tool-face driving and stabilising arrangement
CN110242234A A kind of drilling fluid injection and the switch that flows back
CN110145253A A kind of ball-type mechanical switch control device
CN110005348A A kind of drilling fluid inlet and outlet control device
CN109882091A A kind of straight-opening type hydraulic telescopic machanism
CN109356524A A kind of static, pushing type hydraulic rotating guide drilling tool
CN108590528A A kind of mechanical guide driving device
CN108612479A A kind of mechanical guide control device
CN107780835A A kind of machine automatization vertical drilling tool
CN109723383A A kind of hydraulic automatic vertical drilling tool
CN107780834A A kind of guiding type rotary steering drilling tool
CN107780920A A kind of guider for controlling tool-face excursion
CN106703693A Guiding device with 60 degrees of constant tool face control range
CN106437514A Tool surface stabilizer
CN106246105A A kind of mechanical guide drilling tool
CN106285514A A kind of drill string rotating pressurizing tool
CN106089085A A kind of machinery vertical drilling tool
CN106050144A Mechanical rotation guide type drilling tool