Learn more

LIUGONG CHANGZHOU MACHINERY CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    37,775
  • Filing trend
    ⇧ 37.0%
About

LIUGONG CHANGZHOU MACHINERY CO LTD has a total of 44 patent applications. It increased the IP activity by 37.0%. 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, mechanical elements and engines, pumps and turbines are CATERPILLAR MITSUBISHI LTD, VOLVO CONSTR EQUIP KOREA CO and HITACHI CONSTRUCTION MACHINERY TIERRA CO LTD.

Patent filings in countries

World map showing LIUGONG CHANGZHOU MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Gong Jiqiang 7
#2 Li Yujiang 6
#3 Chen Xiangming 5
#4 Zhu Dongying 5
#5 Liu Wantian 5
#6 Liao Chongqing 4
#7 Qiao Yugang 4
#8 Li Dexing 4
#9 Qian Zhenbao 4
#10 Wang Yan 4

Latest patents

Publication Filing date Title
CN112277663A Hybrid skid-steer loader
CN112095692A Remote control system and method for bulldozer
CN112081166A Bidirectional control system and excavating and loading all-in-one machine using same
CN111794845A Independent cooling system of electronic fan
CN111810471A Load loop system
CN111705859A Bulldozer steering control method and system
CN111622997A Butt joint device
CN111636512A Automatic leveling equipment and automatic leveling and automatic height limiting control method
CN111623001A Safe starting and emergency control device and method for complete machine hydraulic system
CN111089160A Hydraulic valve for pilot hydraulic control
CN111043088A Walking hydraulic pilot control system
CN111114534A Bulldozer and walking control method and device thereof
CN110878811A Bull-dozer engine shock absorber
CN110334413A A kind of design method for improving torque-converters performance
CN109989836A Engine oil door operating device
CN109653287A Excavator detection platform
CN109505325A Chassis of dredging machine
CN109610550A Engineering machinery automatic idle speed control system
CN109623273A Cab framework and manufacturing method
CN109484138A Driver's cabin and excavator with overturning front window