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ZHANG ZHIGUO

Overview
  • Total Patents
    82
  • GoodIP Patent Rank
    22,186
  • Filing trend
    ⇩ 14.0%
About

ZHANG ZHIGUO has a total of 82 patent applications. It decreased the IP activity by 14.0%. Its first patent ever was published in 1994. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets pharmaceuticals, foods and drinks and materials and metallurgy are ZHANG CUIHUA, EASTERN VISION LTD and CHEN XIUCHENG.

Patent filings in countries

World map showing ZHANG ZHIGUOs patent filings in countries
# Country Total Patents
#1 China 79
#2 WIPO (World Intellectual Property Organization) 2
#3 United States 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Zhiguo 81
#2 Han Peng 4
#3 Bao Guiqian 4
#4 Gao Dongli 2
#5 Sarkaria Jann 1
#6 Ellison Larry E 1
#7 Sun Yuxuan 1
#8 Zheng Shuting 1
#9 Sun Jingeng 1
#10 Chen Xiaoyue 1

Latest patents

Publication Filing date Title
CN111754735A Urban underground pipe network safety monitoring system
CN111689078A Intelligent monitoring system for container freezer
CN111449000A Cloud culture system and cloud culture method
CN111231989A Hybrid intelligent rail transit system and operation method
CN111264194A Self-propelled straw pickup square bundle bundling machine
CN112240729A Three-dimensional network ceramic framework metal-based composite armor substrate and liquid forging compounding method
CN112223485A Preparation method of three-dimensional network ceramic framework
WO2019204758A1 Compositions and methods for treating glioblastoma by modulating a mgmt enhancer
CN109677283A Small-power road driving charging method and system
CN111116017A Multistation glass hot press of high temperature accuse precision
CN110872655A Long-column-shaped ceramic particle reinforcement metal-matrix composite wear-resistant material
CN108950482A A kind of ultraviolet 300nm is semi-transparent-copper and indium doped transparent conductive film and preparation method thereof
CN110560667A Vacuum-pressure conversion casting infiltration method and equipment for metal matrix ceramic composite material
CN108552034A Siphon connected vessels type automatic flower pot watering device
CN108489977A A kind of multi-functional medicine detection module and its detection method
CN108366441A The preparation method of high-efficiency electric-heating converting ceramic element
CN109865819A A method of it is heated using inductance coil transverse magnetic flux and carries out precast body casting infiltration production ceramic phase reinforcement metal-base composites
CN108400176A The contact conductor and integrated approach of vertical more knot silicon photovoltaic devices
CN108220886A A kind of preparation method of ITO texture transparent conductive film
CN108297290A The processing method of П type graphite electric heaters