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ZHANG GUIFANG

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    48,825
About

ZHANG GUIFANG has a total of 32 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets computer technology, environmental technology and pharmaceuticals are LIANG JIE, ZHANG XINCHENG and ZHU XIAOJUN.

Patent filings in countries

World map showing ZHANG GUIFANGs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Guifang 30

Latest patents

Publication Filing date Title
CN112196492A Bridge plug for oil and gas well
CN112127871A Downhole logging tool
CN111419908A Internal and external whitening traditional Chinese medicine composition
CN110166883A A kind of smart home multi-functional audio
CN110242882A A kind of smart home multi-function desk lamp
CN110225184A A kind of multi-functional sound earphone of smart home
CN109920105A A kind of biological information intelligent door lock with multiple-protection function
CN108979317A Multi-functional low-loss and energy-saving type electronic lock
CN108909477A A kind of charging pile being full of automatic stop type with current detecting
CN108877432A Electronic experimental system platform with maintenance frock
CN109004971A A kind of multifunction combined WIFI signal booster
CN108790881A A kind of charging pile of high temperature alarm overload protection
CN108988460A A kind of mobile power source for photo-voltaic power supply
CN109062852A Full touch screen e-book with face identification functions
CN108880355A A kind of DC brushless motor controller linear braking control circuit
CN108936266A A kind of amethyst cake and preparation method thereof
CN108484330A A kind of environmental protection SOLID ORGANIC fertilizer formula
CN108873672A Novel voice controls clock alarm
CN108813002A A kind of clearing lung-heat throat soothing health preserving tea
CN108477346A A kind of formula and preparation method of health preserving tea