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GUOHUA ZHAO

Overview
  • Total Patents
    16
About

GUOHUA ZHAO has a total of 16 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are YAMANOI YORIO, CT DE CERCETARI SI PROIECTARI and UCHIDA SHOJI.

Patent filings in countries

World map showing GUOHUA ZHAOs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing GUOHUA ZHAOs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Guohua Zhao 16
#2 Cuntang Wang 2

Latest patents

Publication Filing date Title
CN102715976A Plug-type stuffy nose deliver device
CN102162426A Constant-speed wing-span-type wind driven generator and control device thereof
CN102162431A Stable wind driven generating device under air pressure/ hydraulic hybrid control
CN102120248A Spring polishing and atomizing device
CN102094139A Stainless steel spring material for large turbine and application thereof
CN102094918A Profiled wire cylinder spiral spring
CN102094917A Antifatigue cylindrical helical spring
CN102094919A Waveform curved surface winding type spring
CN101732529A Formula of Chinese medicament for treating chronic colitis
CN101732675A Chinese medicinal external tincture for treating alopecia areata
CN101732530A Formula of Chinese medicament for treating hepatitis B
CN101411837A Chinese medicine external-use tinctura for treating athlete's foot
CN101396527A Traditional Chinese medicine formulation for treating migraine
CN101391008A Traditional Chinese medicine pill for treating menstrual disorder
CN101396459A Traditional Chinese medicine blood-pressure reduction tea for treating hypotension
CN101190325A Traditional Chinese medicine composing prescription for treating obstructed fallopian tubes