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ZHANG GUOJIN

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    140,694
About

ZHANG GUOJIN has a total of 13 patent applications. Its first patent ever was published in 2003. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets agriculture, chemical engineering and machines are GUANGXI YINMU AGRICULTURAL TECH DEVELOPMENT CO LTD, PARK HYUNG SUK and WILLIBALD GMBH J.

Patent filings in countries

World map showing ZHANG GUOJINs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Guojin 13
#2 Li Chenggong 1
#3 Rughani Ronak 1

Latest patents

Publication Filing date Title
CN112056587A Drying device after mud is removed with peanut to crops processing
CN111972273A Automatic change indoor bean sprouts cultivation equipment of using
CN111903992A Quick integrated form peanut peeling device
CN111992517A Melon and fruit sieving mechanism based on computer vision
CN111992280A Agricultural production equipment for grinding and smashing
CN111992480A Seed grading and screening equipment used in agricultural production
CN111937579A Weeding device for agricultural
CN111771476A Agricultural production is with digging hole planting device
CN111903388A Farming is with device of growing seedlings
CN111636773A Puzzle lock convenient for modifying cipher
CN103845579A Chinese medicinal composition for treating intestinal tuberculosis with symptoms of qi stagnation and blood stasis
CN1456339A Cauma therapentic liquid