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GUO ZHIGANG

Overview
  • Total Patents
    31
  • GoodIP Patent Rank
    129,873
About

GUO ZHIGANG has a total of 31 patent applications. Its first patent ever was published in 1987. It filed its patents most often in China and United States. Its main competitors in its focus markets mechanical elements, computer technology and biotechnology are YU YONGLI, CHONGQING ZHONGHUA MACHINERY CO LTD and LI JIANLI.

Patent filings in countries

World map showing GUO ZHIGANGs patent filings in countries
# Country Total Patents
#1 China 29
#2 United States 2

Patent filings per year

Chart showing GUO ZHIGANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guo Zhigang 26
#2 Zhigang Guo 4
#3 Guo Peiwei 3
#4 Kishore Venkata Krishna 2
#5 Duan Weidong 1
#6 Guo Yihua 1
#7 Mi Bojing 1

Latest patents

Publication Filing date Title
CN111250633A Novel cable is tailor device
CN108264386A A kind of balanced nutritious fertilizer for citrus arable farming
CN108264385A A kind of balanced nutritious fertilizer for the cultivation of peaches and plums apricot
CN105755090A Method for acquiring secondary metabolites including panax japonicus saponins and the like with large-scale culture and bioconversion technology for panax japonicus cells
CN106854088A One kind is used for viticultural formula fertilizer special
CN106854089A A kind of formula fertilizer special for soybean culture
CN106747849A A kind of formula fertilizer special for maize culture
CN106748389A A kind of formula fertilizer special for cotton culture
CN106747850A A kind of formula fertilizer special for potato culture
CN105225580A A kind of wisdom sighting disk
CN104744103A Special formula fertilizer for rice cultivation
CN104761352A Organic composite plant nutrient solution and application thereof
CN104741363A Method for comprehensively utilizing water hyacinth and/or plantation waste
CN103542074A Gear combined type variable-speed transmission device
CN103267089A Multi-clutch type variable transmission device
CN103165001A Smart cultivation plate
CN103198735A Intelligent cultivating plate
CN103939533A Gear combined variable-speed transmission device with multiple clutches
US2012151625A1 Methods for increasing genetic gain in a breeding population
CN103104019A Strong suction tube