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LI CHANGSONG

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    131,627
  • Filing trend
    ⇧ 25.0%
About

LI CHANGSONG has a total of 18 patent applications. It increased the IP activity by 25.0%. Its first patent ever was published in 2000. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, materials and metallurgy and basic materials chemistry are SHANGHAI GIANT ENERGY-SAVING MAT CO LTD, SHENZHEN GRANDLAND DECORATION GROUP CO LTD and SWISSPEARL GROUP AG.

Patent filings in countries

World map showing LI CHANGSONGs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Changsong 17
#2 Wu Yanxia 9
#3 Liu Qiang 1
#4 Qu Junshan 1
#5 Li Lin 1
#6 Li Changsong Xu 1
#7 Liu Huashan 1
#8 Zhao Guangcheng 1
#9 Li Qi 1
#10 Zhao Jiuhua 1

Latest patents

Publication Filing date Title
CN110746204A Marble ceramic tile with anti-skid layer and preparation method thereof
CN109533232A A kind of sun-proof life jacket that drifts about
CN108678312A A kind of fibre web and interior wall coating complex method
CN108374532A A kind of compound diatom ooze coating of fibre web
CN108547418A Steep slime paint in a kind of fibre web composite zeolite sea
CN108487564A A kind of fibre web composite zeolite diatom ooze coating
CN108396916A A kind of fibre web composite environment-friendly type interior wall coating
CN107459292A A kind of zeolite diatom ooze coating
CN107555848A A kind of zeolite sea bubble slime paint
CN107198394A A kind of device for overturning facework plate face
CN106962087A A kind of regulation rice field and its paddy rice planting method of space temperature
CN105202137A Device for changing structure and motion mode of slider-crank mechanism
CN105201644A Engine transmission mechanism
CN1729774A Agricultural sterilizing composition aimed at plant bacteria hazard
CN1702336A Process for bonding stainless steel and carbon steel composite plate
CN1456725A Elastic fur fabric knitting method
CN1311994A Recompounded polyene bactericide
CN1311995A Recompounded oleficin bactericide