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SHAANXI AEROSPACE DELIN SCIENCE AND TECH GROUP CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    125,517
  • Filing trend
    ⇧ 100.0%
About

SHAANXI AEROSPACE DELIN SCIENCE AND TECH GROUP CO LTD has a total of 14 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, environmental technology and mechanical elements are STONE & WEBSTER ENG LTD, PERTOLEUM MACHINERY RES INST SINOPEC OILFIELD EQUIPMENT CORP and LIAONING PETROLEUM EQUIPMENT INST CO LTD.

Patent filings in countries

World map showing SHAANXI AEROSPACE DELIN SCIENCE AND TECH GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing SHAANXI AEROSPACE DELIN SCIENCE AND TECH GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lin Zhongcan 11
#2 Chen Yunfeng 10
#3 Lin Zongnan 8
#4 Qi Yuanyuan 7
#5 Gao Lianzhong 5
#6 Feng Bo 5
#7 Lin Benchang 5
#8 Yuan Changzhong 4
#9 Zheng Haibo 2
#10 Zhang Yingying 2

Latest patents

Publication Filing date Title
CN111747579A Sewage treatment system and device
CN111892269A Oil sludge treatment system and method
CN111747627A Oil-sludge separation system and device
CN111664356A Well site throttling method and well site throttling system
CN111520103A Ground throttling device
CN110685634A Sealing rubber sleeve, fishing-free packer and setting method thereof
CN110118072A A kind of slips and its manufacturing method
CN109763797A A kind of underground throttle device
CN109083616A A kind of solvable bridge plug
CN108443501A A kind of safety interlock device of quick actuating closure device
CN108412452A A kind of packer and its application method
CN108343411A A kind of more well injecting device and method
CN107905749A A kind of drilling mud does not land processing system and method
CN108059315A A kind of drilling mud castoff processing system