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LIUGONG CHANGZHOU EXCVAVTOR CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    217,144
About

LIUGONG CHANGZHOU EXCVAVTOR CO LTD has a total of 11 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are YAGI SANGYO KK, MATVEEV IGOR B and PROIZV OB FUNDAMENTOSTROENIYA.

Patent filings in countries

World map showing LIUGONG CHANGZHOU EXCVAVTOR CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing LIUGONG CHANGZHOU EXCVAVTOR CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Dredging

Top inventors

# Name Total Patents
#1 Mingzhi Lin 5
#2 Lin Mingzhi 3
#3 Xing Shuxin 3
#4 He Wang 2
#5 Shuxiang Lu 2
#6 Jiang Xudong 2
#7 Wenxin Li 1
#8 Tongbao Bi 1
#9 He Bing 1
#10 Hongliang Chen 1

Latest patents

Publication Filing date Title
CN104314134A Engineering machinery rotation locking device and method
CN104278705A Movable counterweight assembly
CN102943496A Potential energy recycling system of movable arm of excavator
CN102828869A Diesel oil box with water discharging device
CN102788052A Oil changing and buffering device and pilot hydraulic control system with same
CN102721450A Fuel oil monitoring method and system for movable internal combustion equipment
CN102678002A Limit hinge
CN102677730A Automatic idle speed control system of excavator
CN102561444A Energy recovery excavator slewing system and control method thereof
CN102733442A Gyration energy recycling system of hydraulic excavator
CN102653286A Engineering mechanical cab with ROPS (Roll Over Protection System) protection structure