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JIANGSU JINFENG PETROLEUM MACHINERY MANUFACTURE CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    170,863
About

JIANGSU JINFENG PETROLEUM MACHINERY MANUFACTURE CO LTD has a total of 12 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are TELEJET TECHNOLOGIES INC, HUTCHINSON MARK W and GOJ VLADIMIR L.

Patent filings in countries

World map showing JIANGSU JINFENG PETROLEUM MACHINERY MANUFACTURE CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing JIANGSU JINFENG PETROLEUM MACHINERY MANUFACTURE CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Earth drilling

Top inventors

# Name Total Patents
#1 Guo Feng 12
#2 Chen Xu 9
#3 Chen Yixuan 9
#4 Yang Peng 9
#5 Wang Hua 9
#6 Tang Huan 8
#7 Xu Li 8
#8 Yang Tianyu 5
#9 Zhang Kehong 3
#10 Liu Yongfei 3

Latest patents

Publication Filing date Title
CN105239936A Vehicle-mounted energy accumulating hydraulic workover rig
CN105221095A Gas well blocking device
CN105221090A Sand washing machine is just washed in down-hole
CN105221093A Hydraulic pressure auto Isolator Well Head
CN105239954A Wire rope conveying type blanking plug
CN104389548A High temperature and high pressure resistance tubing packer
CN104373079A Well descending check valve structure
CN104514708A Anti-blocking device for oil well pump
CN104373081A Electromagnetic microwave oscillation type antiscale paraffin control device
CN101906953A Vertical long ring rack oil pumping unit
CN101906962A Mechanical type tubing collar detection device
CN102061899A Hydraulic pressure balance work over rig