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HUDONG ZHONGHUA SHIPBUILDING

Overview
  • Total Patents
    162
  • GoodIP Patent Rank
    49,767
About

HUDONG ZHONGHUA SHIPBUILDING has a total of 162 patent applications. Its first patent ever was published in 2003. It filed its patents most often in China. Its main competitors in its focus markets machine tools, measurement and environmental technology are LUOYANG SHUANGRUI METAL COMPOSITE MATERIALS CO LTD, Jiangsu new times shipbuilding co ltd and TIANJIN JUNZHIWANG SCIENCE & TECHNOLOGY DEV CO LTD.

Patent filings in countries

World map showing HUDONG ZHONGHUA SHIPBUILDINGs patent filings in countries
# Country Total Patents
#1 China 162

Patent filings per year

Chart showing HUDONG ZHONGHUA SHIPBUILDINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Zhijun 10
#2 Yindi Yao 10
#3 Cao Yunyong 9
#4 Getian Jin 9
#5 Zhijun Zhang 9
#6 Shizong Chen 8
#7 Jianxi Wang 7
#8 Shihai Zhang 7
#9 Xingzhi Xu 7
#10 Chen Shizong 7

Latest patents

Publication Filing date Title
CN105345238A Welding gun supporting auxiliary device for marine welding operation and welding method of welding gun supporting auxiliary device
CN105346686A Installation method of large watertight door
CN105058526A Automatic nail gun operated by robot
CN104908885A Overall manufacture method for forecastle bulwark of ship
CN105016190A Cross beam lifting tool and method of hoisting pump tower LNG ship
CN104990674A Leakproofness detection method for drain plug of ship bottom in ship construction
CN104908886A Installation method for energy-saving fin keel of ship
CN104960625A Mounting method of single-bearing shaft system of large-scale ship
CN104986287A Shaking stopping device for B-type enclosure system of large-scale LNG ship
CN104985285A Over-cut corner fusion-through-welding welding method
CN105059472A Ship shafting flange fitting bolt installation assisting tool and assembling method
CN104941952A Flashback arrestor maintaining method
CN104875847A Method for quickly carrying middle transverse bulkhead of container ship
CN104748924A Differential pressure measuring device and method of tightness test
CN104743059A Method for ship body annular multi-block pre-correction
CN104708238A Method for preventing laying of steel and aluminum composite connector
CN104743055A Marking method for positioning datum lines in sectionalized manufacturing process
CN104743056A Method for lifting ship aluminum alloy segments
CN104651852A Seawater pipeline sacrificial anode protector and mounting method thereof
CN104527922A Accurate positioning method of anchor bolt hole of marine main engine