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SHANDONG DAHAN CONSTRUCTION MACHINERY CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    122,515
About

SHANDONG DAHAN CONSTRUCTION MACHINERY CO LTD has a total of 15 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets packaging and shipping and machine tools are NANTONG ZHENHUA HEAVY EQUIPMENT MFG CO LTD, SHANDONG FENGHUI EQUIP TECH CO and SHANGHAI ZHENHUA HEAVY IND GROUP NANTONG CO LTD.

Patent filings in countries

World map showing SHANDONG DAHAN CONSTRUCTION MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing SHANDONG DAHAN CONSTRUCTION MACHINERY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Luo Jianfeng 11
#2 Jin Yixin 10
#3 Zhang Shaohua 5
#4 Wang Juan 5
#5 Mao Ruinian 4
#6 Xu Mei 3
#7 Han Aijun 2
#8 Zhang Chuang 2
#9 Meng Hu 2
#10 Jing Chengzhen 2

Latest patents

Publication Filing date Title
CN110509009A A kind of turntable processing technology
CN110280940A A kind of swivel adjustable flexibility tooling and method
CN110280939A A kind of column crane mast section welder and method
CN109650273A A kind of crane rod length adjustable structure, crane and method
CN109466986A A kind of transmission mechanism of building hoist examines tooling and method
CN109734004A A kind of the tower crane platform and its installation method of easy disassembly
CN109465592A A kind of jib for tower crane welder and working method
CN109465591A A kind of tower crane turntable cylinder inner reinforced plate spot-welding equipment and working method
CN105502176A Hydraulic luffing-type cantilever tower crane
CN104690500A Processing technology for cage of construction hoist
CN104439979A Plate type standard knot machining technology
CN104401838A Special traveling platform device for construction elevator
CN103803434A Linkage double hoisting mechanisms of tower crane and speed regulating method
CN103803432A Twofold luffing device for trolley luffing tower crane
CN103241620A Construction hoist