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JIANGSU XINDE PETROLEUM MACHINERY CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    190,966
About

JIANGSU XINDE PETROLEUM MACHINERY CO LTD has a total of 11 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 civil engineering are SUZHOU DAYI EQUIPMENT TECHNOLOGY CO LTD, HULKKONEN TEIJO and WTW SOLUTIONS AS.

Patent filings in countries

World map showing JIANGSU XINDE PETROLEUM MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing JIANGSU XINDE PETROLEUM MACHINERY 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 Chen Zhaoyang 7
#2 Li Fuqiang 5
#3 Zhaoyang Chen 4

Latest patents

Publication Filing date Title
CN111042758A Switch lever connecting device and blowout preventer
CN108590567A Ram preventer locking device
CN108442900A Jack catchs type side door locks preventer
CN108425654A Lock ram preventer
CN108457611A A kind of synchronous mode rest shoe side door retaining mechanism
CN104047551A Novel flange quick locking device
CN101979819A Embedded high-pressure side door floating sealing device
CN102141158A Novel flat plate valve with low operation moment
CN102141159A Rolling friction type flat valve
CN101672171A Novel blowout preventer hydraulic locking device
CN101537526A Technique for overlaying surface of inner cavity of advanced sulfur-resistant blowout preventer with alloy