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ZHANG HANWEN

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    161,913
  • Filing trend
    ⇩ 50.0%
About

ZHANG HANWEN has a total of 12 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2003. It filed its patents most often in China. Its main competitors in its focus markets pharmaceuticals, consumer goods and organic fine chemistry are ZHUHAI HENGQIN GENDE BIOTECH CO LTD, ALASTIN SKINCARE INC and NANTONG SNAKEBITE THERAPY INST.

Patent filings in countries

World map showing ZHANG HANWENs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing ZHANG HANWENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Hanwen 12
#2 Zhou Yu 1
#3 Zhang Keqing 1
#4 Zhang Kexia 1
#5 Zhang Lianshun 1

Latest patents

Publication Filing date Title
CN111345528A Plane mask
CN110664689A Eye cream preparation with flexible nano-liposome as carrier and preparation method thereof
CN110693947A Gel preparation for treating skin diseases and preparation method thereof
CN110664690A Biological macromolecule skin care product with flexible nano liposome as carrier and preparation method thereof
CN110268834A A kind of green planting method of high pol tomato
CN109138688A A kind of vent window
CN107982806A A kind of lifesaving appliance
CN105962541A Anti-splashing shoe baffle
CN105902927A Multifunctional health care traditional Chinese medicine formula
CN104707549A Device and method for recovering chromatographic grade organic reagent from organic reagent waste liquid
CN1632257A Stuffing-proof energy conservation environment-friendly snap-in building block