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HENAN XINYU PETROLEUM MACHINERY MFG CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    176,146
About

HENAN XINYU PETROLEUM MACHINERY MFG CO LTD has a total of 15 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets civil engineering and mechanical elements are HAVTROLL AS, Black Diamond Oilfield Rentals LLC and MARITIME PROMECO AS.

Patent filings in countries

World map showing HENAN XINYU PETROLEUM MACHINERY MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing HENAN XINYU PETROLEUM MACHINERY MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Earth drilling
#2 Pipes

Top inventors

# Name Total Patents
#1 Liao Dalin 13
#2 Dong Lili 8
#3 Wang Huiping 7
#4 Li Yaomin 6
#5 Zhang Mingzhong 5
#6 Wang Xianhui 5
#7 Chen Xin 5
#8 Gao Libing 5
#9 Fang Qiancheng 3
#10 Liu Xiaolin 3

Latest patents

Publication Filing date Title
CN106813034A A kind of fast-type assembling pipe joint
CN104695909A Simple rotary abdicating oil pumping unit
CN104500377A Retractable safety bar device
CN104373080A Fast oil draining device
CN104196500A Ground control type safety bar device
CN104060853A Lightweight steel structure modularized residential building
CN103967452A Automatic brake control system
CN103758467A Polish rod clamp
CN103670341A Digitalized energy-saving pumping unit based on wifi network cloud service
CN103670340A M-shaped tractive digitalized energy-saving oil pumping unit
CN103670339A Belt and steel wire rope combined traction digitized energy-saving pumping unit
CN103658030A Linear and elliptical integrated-vibration machine
CN103573595A Automatic descaling and anti-jamming oil-well pump
CN103573594A Oil pump capable of preventing fixed valve from failing
CN103527711A Belt end self-tightening device