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LIU QUN

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    88,889
  • Filing trend
    ⇧ 150.0%
About

LIU QUN has a total of 25 patent applications. It increased the IP activity by 150.0%. Its first patent ever was published in 1994. It filed its patents most often in China and United States. Its main competitors in its focus markets materials and metallurgy, mechanical elements and chemical engineering are YUYAO QIAODI ELECTRIC APPLIANCE FACTORY, WEIFANG BUSINESS VOCATIONAL COLLEGE and CHEN QINGHUA.

Patent filings in countries

World map showing LIU QUNs patent filings in countries
# Country Total Patents
#1 China 24
#2 United States 1

Patent filings per year

Chart showing LIU QUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Qun 19
#2 Shen Yongmiao 1
#3 Ma Zhaolong 1
#4 Qun Liu 1
#5 Liu Qun Wang 1
#6 Wang Tian Xin 1
#7 Zhang Guoqing 1
#8 Gao Dongmei 1
#9 Fang Zhongming 1

Latest patents

Publication Filing date Title
CN111726935A Printed circuit board for computer and manufacturing method thereof
CN111359952A Sealing waterproof system
CN110953204A Hydraulic valve device for numerical control machine tool
CN110814837A Directional material guide mechanism of full-automatic numerical control machine tool and operation method thereof
CN110883551A Double-spindle turning and milling composite numerical control machine tool
CN110282928A Pervious concrete and its processing method
CN110156409A A kind of concrete and preparation method thereof containing mud
CN109110398A A kind of power wheel for preventing plug disc chain from deforming
CN108164224A A kind of preparation method of the environment friendly pervious concrete of highway engineering
CN108409182A High-effective concrete air entraining agent, preparation method and applications
CN108249866A Freeze proof pervious concrete of high intensity and preparation method thereof
CN108409242A High pervious concrete
CN107029029A A kind of Chinese medicine preparation for treating infant bronchitis
CN106890814A A kind of movable type cleaning system
CN108005379A Circle curve template fastener
CN108003422A A kind of fast assembling-disassembling insulating support rod suitable for operations involving high pressure
CN106809161A A kind of Environmental Safety device of automobile
CN106807140A A kind of gondola water faucet filter core of environmentally friendly water purification
CN103961549A Traditional Chinese medicinal composition for treating infant suppurative tonsillitis
CN102957375A Low-medium-high voltage phase shift rotating frequency converter formed by three-phase rectifier bridges and speed regulating system thereof