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LI GUOJUN

Overview
  • Total Patents
    31
  • GoodIP Patent Rank
    88,347
  • Filing trend
    ⇩ 90.0%
About

LI GUOJUN has a total of 31 patent applications. It decreased the IP activity by 90.0%. Its first patent ever was published in 1996. It filed its patents most often in China and United States. Its main competitors in its focus markets macromolecular chemistry and polymers, measurement and chemical engineering are SUQIAN SANSHI PACKING CONTAINER CO LTD, ASPHALT COLD MIX 1925 LTD and SUZHOU HAOSHUN PLASTIC CO LTD.

Patent filings in countries

World map showing LI GUOJUNs patent filings in countries
# Country Total Patents
#1 China 30
#2 United States 1

Patent filings per year

Chart showing LI GUOJUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Guojun 29
#2 Li Dongmei 1
#3 Chun-Fu Chen 1
#4 Liu Yankui 1
#5 Li Jing 1
#6 Tian Fengyi 1
#7 Song Wei 1
#8 Li Zhiqiang 1
#9 Zhang Qunxi 1
#10 Gwo Giun Lee 1

Latest patents

Publication Filing date Title
CN111972762A Panty hose turn-over device
CN111990852A Quick convenient automatic cover pillow device of pillowcase
CN111856604A Gate type oblique angle bottom lighting X-ray machine
CN111856605A Multi-view vertical base-illumination X-ray security inspection machine
CN111681496A Copying method and device based on electronic display
CN108465153A The outer coating apparatus of mammary gland
CN108003516A A kind of modified polyvinyl chloride and preparation method thereof
CN107987432A A kind of polyvinyl chloride and preparation method thereof
CN108201839A A kind of agitating device for being used to produce polyvinyl chloride
CN108159970A A kind of equipment for being used to prepare polyvinyl chloride
CN109819904A A kind of automatic water feeder
CN109826531A A kind of automatic window
CN109820327A A kind of night automatic luminous school bag
CN107626035A The outer coating apparatus of mammary gland fibroma
CN107294324A A kind of novel electric vehicle is with stator or so rotor motor
CN107298113A Derailing mine car goes up duct device automatically
CN108131824A A kind of air-conditioning
CN106497116A The preparation technology of high strength wood-plastic composite board
CN105758257A Arresting handcuffs
CN104285665A Strain manufacturing machine for culturing liquid strains