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GUILIN HUALI HEAVY IND CO LTD

Overview
  • Total Patents
    39
  • GoodIP Patent Rank
    58,828
  • Filing trend
    ⇩ 100.0%
About

GUILIN HUALI HEAVY IND CO LTD has a total of 39 patent applications. It decreased the IP activity by 100.0%. 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, mechanical elements and control are STARSE ENERGY AND TECH GROUP CO LTD, MARITIME HYDRAULICS AS and HITEC AS.

Patent filings in countries

World map showing GUILIN HUALI HEAVY IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 39

Patent filings per year

Chart showing GUILIN HUALI HEAVY IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Hui 15
#2 Zhou Xia Nan 14
#3 Chen Zongyi 11
#4 Zhou Xianan 8
#5 Jiang Quan 8
#6 Tang Zhongliang 7
#7 Zheng Bo 7
#8 Meng Wende 6
#9 Wang Qi 4
#10 Chen Qingdong 4

Latest patents

Publication Filing date Title
CN108252662A A kind of unilateral rack push-pull device at fixed of drilling machine
CN106869830A A kind of full automatic drilling rig changes lever apparatus
CN106838413A A kind of confession oil return and the multiple directional control valve deposited
CN106639895A Push-pull device for drilling machine
CN106677718A Rotary connector for horizontal directional drilling machine
CN105840569A Hydraulic control system
CN105840448A Automatic mud pressure relief system
CN105863513A Horizontal drilling machine
CN105840119A Drill stem box device convenient in feeding of drill stem
CN105735906A Connection structure for anchor rod seat and drill boom
CN104943568A Engineering machine
CN104896070A Driving motor driving gear structure in series connection
CN104863705A Motor parallel drive looseness prevention structure
CN104570893A Intelligent integrated device and method for excavators
CN104563865A Horizontal drilling system of full-hydraulic track-mounted drill
CN104460608A Intelligent centralized control device and method for horizontal directional drill
CN104460315A Walking remote control device and method for horizontal directional drilling machine
CN104196445A Deflection-swinging type semi-automatic rod replacing hydraulic rock drilling machine
CN104196444A Continuously-viable cutting drilling machine
CN104213858A Semiautomatic rod changing mechanism for drilling machine