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BOHAI SHIPBUILDING HEAVY IND

Overview
  • Total Patents
    68
  • GoodIP Patent Rank
    160,156
About

BOHAI SHIPBUILDING HEAVY IND has a total of 68 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 computer technology are SHIYAN AOSHILI IND AND TRADE CO LTD, INST FIZ AN LITSSR and PT I ENERGOMONTAZHPROEKT.

Patent filings in countries

World map showing BOHAI SHIPBUILDING HEAVY INDs patent filings in countries
# Country Total Patents
#1 China 68

Patent filings per year

Chart showing BOHAI SHIPBUILDING HEAVY INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dianbao Liu 5
#2 Fang Liu 5
#3 Guangmin Li 5
#4 Ma Ning 5
#5 Kai Chen 4
#6 Xingming Wei 4
#7 Haitao Li 4
#8 Jian Xin 3
#9 Ning Ma 3
#10 Kun Liu 3

Latest patents

Publication Filing date Title
CN104999187A Permanent locating segment assembling and welding method for rack and leg of drilling platform
CN105180803A Nuclear reactor coolant circuit fluctuation tube measuring method
CN104931890A Device and method for testing capacity of storage battery
CN104524841A Main grease bag type filter method
CN104457527A Ship stern bearing inner hole bevel detecting method
CN104524859A Marine serial-wash filter
CN104551354A Protective anti-oxidation welding method of liner plate or air blowpipe
CN104627346A Ship stern tube bearing dismounting method
CN104625552A Horizontal assembling and welding device for cylindrical structure
CN104018504A Shell type pile leg assembling and positioning device and method
CN104034494A Method for vacuum pressure testing of oil return pipe of ship main engine
CN102556317A Hydrojet propelled ship without water ballast space
CN101856455A Chinese medicament for treating psoriasis vulgaris
CN101856479A Chinese medicament for treating psoriasis vulgaris and preparation method thereof
CN101793497A Method for measuring boring bar cantilever value by laser calibration apparatus
CN101709783A Sliding spool valve
CN101704118A Stretchable boring head
CN101407247A Shipping shafting centering and main unit load measuring methods
CN101323042A Iron white copper and low-carbon steel dissimilar metal material arc melting and welding method
CN101323044A Thick-wall red copper and austenitic stainless steel non-prewarming arc melting and welding method