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LIU FENG

Overview
  • Total Patents
    379
  • GoodIP Patent Rank
    7,251
  • Filing trend
    ⇩ 34.0%
About

LIU FENG has a total of 379 patent applications. It decreased the IP activity by 34.0%. Its first patent ever was published in 1991. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets medical technology, environmental technology and pharmaceuticals are LIU HUI, WANG JIAN and QINGDAO MUNICIPAL HOSPITAL.

Patent filings in countries

World map showing LIU FENGs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Liu Feng 361
#2 Bai Zhigang 7
#3 Wang Yugang 6
#4 Pan Tao 5
#5 Rzeznik Maria Anna 4
#6 Liu Feng Liu 4
#7 Chen Laurence L 4
#8 Han Dehua 3
#9 Che Xin 3
#10 Zhang Xin 3

Latest patents

Publication Filing date Title
CN112189938A Multifunctional helmet
CN112277022A A automatic side cut device for production of PVC coiled material
CN112277326A A compression fittings for production of PVC coiled material
CN112174776A Preparation method and application of palm oil fatty acid aluminum
CN112277223A A finished product cooling coiling mechanism for production of PVC coiled material
CN111965312A Outer hanging outer wall detection device
CN112192867A Vacuum defoaming device for PVC pipe production
CN112090850A A raw materials washs filter equipment for production of PVC tubular product
CN111887936A Foreign matter taking device for ear-nose-throat department
CN111870468A Be convenient for gynaecology and obstetrics is with antiskid of delivering a child
CN111840769A Medicine spraying device suitable for otolaryngological department
CN112039986A System and method for realizing information interaction among departments of enterprise
CN111930988A Method for rapidly identifying spider species by using computer image recognition technology
CN112059076A Spring node positioning structure
CN111853845A Accurate control system of phase change heat exchanger working medium side temperature
CN111743623A Ureteroscope capable of realizing water circulation
CN111891636A Spring conveying mechanism
CN111728763A Thermotherapy device for blood tumor
CN111762857A Environment-friendly treatment method of water purifying agent waste
CN111608803A Energy storage combustion chamber engine