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ZHANG GUOJUN

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    101,406
  • Filing trend
    ⇧ 50.0%
About

ZHANG GUOJUN has a total of 26 patent applications. It increased the IP activity by 50.0%. Its first patent ever was published in 2000. It filed its patents most often in China and United States. Its main competitors in its focus markets machine tools, macromolecular chemistry and polymers and mechanical elements are FENG NING, ZHANG HAO and WANG XIANGPING.

Patent filings in countries

World map showing ZHANG GUOJUNs patent filings in countries
# Country Total Patents
#1 China 25
#2 United States 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Guojun 25
#2 Zhang Jiacong 4
#3 Liu Yilan 4
#4 Hong Meigen 4
#5 Hu Cuijian 4
#6 Barnard Ross 1
#7 Tiancai Jiang 1
#8 Guo Cuiping 1
#9 Wei Xiaolong 1
#10 Chua Huiyl Jay 1

Latest patents

Publication Filing date Title
CN112139877A Grinding device and method with function of adjusting angle of conical roller
CN112157149A Forging press is used in machine part processing of taking buffer function
CN112059630A Machine part finish machining device
CN111958409A Machine part machining equipment
CN111793416A Application of low-melting-point nylon in thermosetting powder coating
CN110428667A A kind of electronic textbook and its application method
CN109629644A A kind of domestic waste water secondary utilizes system
CN108815437A A kind of Chinese medicine and preparation method thereof that hair growth is shaved one's head
CN109096700A A kind of ground moisture retardant composition epoxy resin
CN107854735A A kind of Breast Surgery drainage system
CN107854117A A kind of Breast Surgery check device
CN106122574A Compact air quantity regulation venturi valve
CN105903718A Environment-friendly multifunctional cleaning device
CN106013680A Full-ceramic tile wall attaching anti-falling technology
CN105728538A Manufacturing system and method for Venturi valve
CN104723041A Manufacture method for novel venturi valves
CN104712799A Venturi valve with stable sealing structure
CN104285511A Hydraulic mounted plough
CN104238138A Photochromic spectacle bracket
CN102911935A Reporter gene for detecting G1 phase of cell cycle and method