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LI YUNZHONG

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    150,685
  • Filing trend
    ⇩ 100.0%
About

LI YUNZHONG has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2013. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, medical technology and materials and metallurgy are KOSHIN KOGYO KK, AXYA MEDICAL INC and WANG CHUNGUANG.

Patent filings in countries

World map showing LI YUNZHONGs patent filings in countries
# Country Total Patents
#1 China 10
#2 WIPO (World Intellectual Property Organization) 2

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Yunzhong 12
#2 Li Maoju 4
#3 Li Ling 1
#4 Yu Guoxiang 1

Latest patents

Publication Filing date Title
CN110259163A Modularization mixed mud curing means
CN110258968A Binding-type High-strength durable concrete pad is exempted from combination
CN107902712A Water purifier
CN107969919A Water purifier pallet
CN107803998A A kind of automatic riveting nut equipment of plastics cap
CN107928621A Medical optical coherence tomography scanning apparatus
CN107981840A Medical optical coherence tomography scanning system
CN107744386A Medical eye optical coherence tomographic imaging method
CN107186772A Sheet-like food processing unloading mechanism
CN103556688A Floating water storage tank