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BIAN KANGQUN

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    134,036
About

BIAN KANGQUN has a total of 29 patent applications. Its first patent ever was published in 1995. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, mechanical elements and electrical machinery and energy are TRIANGLE EQUIPMENT AS, KEAST LARRY G and BASTION TECH INC.

Patent filings in countries

World map showing BIAN KANGQUNs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing BIAN KANGQUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bian Kangqun 29

Latest patents

Publication Filing date Title
CN108240363A Preventer controls and tap Remote Hydraulic linkage
CN108240174A The coordinated type tap and linkage of top hydraulic-driven
CN108240362A The coordinated type tap of top hydraulic-driven
CN107780870A Antifreeze preventer
CN107780868A A kind of hydraulic pressure blowout control device
CN106870486A Hydraulic-driven apparatus for work
CN106762862A Preventer is controlled and tap Remote Hydraulic drive device
CN106761468A A kind of eccentric abrasion prevention steel ball stabilizer
CN106761623A A kind of expansion loop
CN105888617A Hydraulic linked double-acting rodless oil production device
CN105889175A Linkage type hydraulic cylinder
CN105888537A One-way bypass screw drill
CN105649963A Closed hydraulically driven rodless oil recovery device capable of automatically reversing
CN104743469A Height-adjustable frame
CN104653125A Reducing clamp of blowout preventer
CN104612622A Reducing rubber core
CN104343397A String coupling alarm device
CN104131790A Rotary reducing oil pipe clamp
CN104005705A Floor type telescopic drill tool rotating and lifting device of pile driver
CN103867141A Device of floor-type rotary lifting drilling tool of pile driver