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OFFSHORE OIL ENG QINGDAO CO

Overview
  • Total Patents
    81
  • GoodIP Patent Rank
    17,930
  • Filing trend
    ⇧ 440.0%
About

OFFSHORE OIL ENG QINGDAO CO has a total of 81 patent applications. It increased the IP activity by 440.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets transport, mechanical elements and machine tools are SCHELDE NL, YANTAI CIMC RAFFLES SHIPYARD and CHINA MERCHANTS HEAVY IND (JIANGSU) CO LTD.

Patent filings in countries

World map showing OFFSHORE OIL ENG QINGDAO COs patent filings in countries
# Country Total Patents
#1 China 81

Patent filings per year

Chart showing OFFSHORE OIL ENG QINGDAO COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Fengyan 21
#2 Gong Chen 16
#3 Du Guang 14
#4 Song Zhengrong 14
#5 Liu Chao 13
#6 Xu Xuejun 12
#7 Liu Chuanfeng 12
#8 Wang Xian 11
#9 Li Jiafu 11
#10 Xu Shanhui 11

Latest patents

Publication Filing date Title
CN112249263A Portable stand paint protector
CN112283463A Method for connecting plastic pipeline in ocean platform final assembly stage
CN112276311A Assembly welding process for ultra-large-diameter steel piles
CN112091483A Marine structure conduit vertical piece pipe group pair limiting device and limiting method
CN112059364A Process method for submerged arc welding of ship plate butt joint with plane arc-shaped welding line
CN112276387A Double-side welding process method for dual-phase steel explosion-proof wall
CN112008207A Structural pipe prefabricating method
CN111843122A Novel welding process method for connecting joint of branch pipe and main pipe of ocean engineering steel structure
CN111706289A Offshore oil platform wellhead area building module and building method thereof
CN111687518A Movable pipeline internal welding device capable of meeting various process requirements
CN111687517A Process method for correcting linearity of stainless steel pipeline by welding
CN111483570A Novel process for prefabricating and shipping suction anchor piles
CN111517221A Pipe fitting hoisting and assembling method
CN111336318A Auxiliary hoisting device for offshore pipeline construction
CN111336341A Automatic management equipment for gas zone state
CN111424652A FPSO (Floating production storage and offloading) suction anchor pile construction and shipment process
CN110920804A Helicopter deck safety net supporting structure
CN110985755A Embrace card formula spring flange support
CN111017695A Process for hoisting large ship block by matching crawler crane with hoisting system
CN110939199A Leveling process for segmented prefabricated pad pier of ocean platform