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LIAOYANG PETROCHEMICAL MACHINERY DESIGNING & MFG CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    228,287
About

LIAOYANG PETROCHEMICAL MACHINERY DESIGNING & MFG CO LTD has a total of 19 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets machine tools are JONASSON BERTIL, SUZHOU HONGDA METAL PRODUCTS CO LTD and LINDEN BV MACHINE.

Patent filings in countries

World map showing LIAOYANG PETROCHEMICAL MACHINERY DESIGNING & MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing LIAOYANG PETROCHEMICAL MACHINERY DESIGNING & MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools

Focus technologies

Top inventors

# Name Total Patents
#1 Ma Li 10
#2 Li Ma 9
#3 Zhang Hualong 7
#4 Hualong Zhang 6
#5 An Zhigang 3
#6 Fuqi Ai 2
#7 Lianshan Hong 2
#8 Zhigang An 1
#9 Wang Yang 1
#10 Cao Zhi 1

Latest patents

Publication Filing date Title
CN104325367A Elbow automatic polishing machine
CN104747399A Oil pump motor set
CN104741401A Electromagnetic heating drawbench
CN103286172A Stainless steel cold-extruding bending machine
CN103286252A Compacting die for reducing elbow and forming method of reducing elbow
CN103042146A High-frequency forging hydraulic system of hydraulic precise forging machine
CN102691684A Synchronous movement hydraulic system of hydraulic oil cylinder of hydraulic precision forging machine
CN102672589A Elbow polishing machine
CN102672070A Hydraulic clamping head for bending push machine
CN102672087A Four-hammer hydraulic precise forging machine forging cylinder with cooling device
CN102373370A Steel for oil gas conveying pipe fittings
CN102373369A Steel for oil and gas transmission pipe fitting
CN102310205A Groove turning combined tool on power head
CN102128562A Anaesthetic rifle for animals
CN102125975A Hammer synchronizing device for four-hammer hydraulic precision forging machine
CN102125976A Oil supply device for four-hammer hydraulic precision forging machine
CN101885097A Automatic welding device for split elbow
CN101758261A Boring machine for boring concentrated pipe bevel
CN101758295A Multi-functional double column type band sawing machine