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CHONGQING HANFANG STEEL STRUCTURE CO LTD

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    63,350
About

CHONGQING HANFANG STEEL STRUCTURE CO LTD has a total of 26 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets machine tools and mechanical elements are JIASHAN AOYING HARDWARE PRODUCTS FACTORY, SUZHOU RIPU MOLD CO LTD and CHONGQING MINGGAO MACHINERY CO LTD.

Patent filings in countries

World map showing CHONGQING HANFANG STEEL STRUCTURE CO LTDs patent filings in countries
# Country Total Patents
#1 China 26

Patent filings per year

Chart showing CHONGQING HANFANG STEEL STRUCTURE CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Li Bo 18
#2 Li Kui 18

Latest patents

Publication Filing date Title
CN105290295A Fixing device for steel washer machining
CN105328106A Clamping device used for processing steel washer
CN105332669A Steel washer for oil well
CN105215687A Automatic shearing butt welding machine
CN105195554A Collapsible reel mechanism
CN105149382A H-shaped steel shaping and straightening machine
CN105312362A Driven roller assembly of H-shaped steel shaping and straightening machine
CN105234205A Collapsible drum driving device
CN105170700A Collapsible drum device
CN105215091A A kind of active roll assembly of H profile steel shaping straightener
CN105171114A Cutting edges for steel band shearing machine and control method thereof
CN105195582A Corrugated web plate forming production equipment
CN105215083A A kind of reel on uncoiler
CN105196208A Clamping device for H section steel
CN105215702A The floating clamp of processing round steel post
CN105215713A Portable platen clamp rig
CN105215712A The floating clamp of processing steel pipe
CN105215876A screw-type linkage clamp
CN105065812A Pipeline butt-joint and fastening mechanism
CN105108506A Dual-shaft positioning link mechanism