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ZHENGZHOU NEW DAFANG HEAVY IND & TECHNOLOGY CO LTD

Overview
  • Total Patents
    38
  • GoodIP Patent Rank
    167,742
About

ZHENGZHOU NEW DAFANG HEAVY IND & TECHNOLOGY CO LTD has a total of 38 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, packaging and shipping and transport are ZHENGZHOU NEW DAFANG HEAVY INDUSTRIES & TECH CO LTD, BRITISH CRANE & EXCAVATOR CORP and MANITOWOC CRANE COMPANIES LTD.

Patent filings in countries

World map showing ZHENGZHOU NEW DAFANG HEAVY IND & TECHNOLOGY CO LTDs patent filings in countries

Patent filings per year

Chart showing ZHENGZHOU NEW DAFANG HEAVY IND & TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Li Gang 12
#2 Sun Yongsheng 10
#3 Lin Jianqing 10
#4 Lv Minghua 10
#5 Han Lili 9
#6 Zhou Zhiguo 9
#7 Liu Xiaoyu 7
#8 Chen Deli 7
#9 Dai Yu 7
#10 Wu Yaohui 6

Latest patents

Publication Filing date Title
CN105155419A Front supporting leg rollover protection device of bridge girder erection machine
CN104631335A Novel large-tonnage bridge girder erection machine and construction method thereof
CN104631334A Novel middle supporting device of large-tonnage bridge girder erection machine
CN104514199A Hoisting system for novel large-tonnage bridging machine
CN104527821A Multi-parallel-trolley bearing mechanism for transporting large-tonnage prefabricated box girders
CN104514200A Rear auxiliary support device for novel large-tonnage bridging machine
CN104512802A Multifunctional longitudinal movement driving device for bridge girder erection machine
CN103979429A Cantilever type portal crane
CN103979413A Big-gradient walking protecting device for overhead crane
CN103981814A Overhead crane operating rail gauge change adjusting mechanism
CN103526697A Self-propelled movable formwork for construction of double-rectangle water conservancy aqueduct
CN103498421A Movable formwork used for U-type water-conservancy flume construction
CN103303086A Crawler-type suspension mechanism suitable for engineering vehicle
CN103287518A Crawler-type travelling chassis
CN103303380A A driving cab with multiple degrees of freedom
CN103318783A Truss type telescopic boom and crane comprising truss type telescopic boom
CN103318262A Modular vehicle chassis and engineering machine with same
CN103194979A Railway vehicle for transporting bridges of highways and railways
CN103194980A Wheeltrack type girder transport vehicle overall pack bridge girder erection machine line-switching or between-bridge transfer mechanism
CN103192689A Automobile drive system capable of adjusting automobile height