Learn more

NINGBO AOTU HEAVY IND CO LTD

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    90,404
  • Filing trend
    ⇧ 200.0%
About

NINGBO AOTU HEAVY IND CO LTD has a total of 26 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets packaging and shipping, machine tools and mechanical elements are CHONGQING CRANE WORKS CO LTD, MA SHAOBO and PFENNING ELEKTROANLAGEN GMBH.

Patent filings in countries

World map showing NINGBO AOTU HEAVY IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 26

Patent filings per year

Chart showing NINGBO AOTU HEAVY IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhu Liangjun 11
#2 Zhu Shuai 4
#3 Jianjun Zhu 3
#4 Zhu Jianjun 3
#5 Qiu Wujian 3
#6 Zhao Xueming 3
#7 Zhu Guangchao 2
#8 Su Xudi 2
#9 Gao Feng 2
#10 Dang Jihui 2

Latest patents

Publication Filing date Title
CN110371849A A kind of European monkey with water-proof function
CN110077984A A kind of system and method for crane brake safety monitoring control
CN109607387A A kind of control system and method for the synchronous operation of more cranes
CN109502483A A kind of crane remote control and manual double-purpose control circuit
CN109304571A A kind of crane assembly welding bench and device
CN109399451A A kind of Anti-hook releasing device and application method
CN109502484A A kind of control method and system of crane operation area
CN109499025A A kind of fixed device of safety rope
CN108861996A A kind of high-altitude feeding device
CN108953526A A kind of automatic chain tensioning device
CN108147274A A kind of electronic Anti-hook releasing device
CN108059087A A kind of traveling wheel composite construction and its active and passive traveling wheel
CN107953055A Crane assembly frock
CN107176492A The device of hierarchical control cable drum
CN104785989A Hydraulic erector for main beam of crane
CN104242216A Cable mounting device for middle-powered crane
CN103935939A Hydraulic device for assembling crane wheels
CN103935888A Tensioning device for end beam of crane
CN103231337A Crane assembling clamp
CN102180405A Dolly for overhead and gantry cranes