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YOSHIKAWA IRON WORKS

Overview
  • Total Patents
    45
About

YOSHIKAWA IRON WORKS has a total of 45 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets machine tools, machines and control are MARSON FASTENER CORP, ELECTROIMPACT INC and OPT ENG KK.

Patent filings in countries

World map showing YOSHIKAWA IRON WORKSs patent filings in countries

Patent filings per year

Chart showing YOSHIKAWA IRON WORKSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamada Minoru 14
#2 Kobayashi Kazuo 8
#3 Uno Wataru 7
#4 Miichi Mitsuo 6
#5 Yoshikawa Seiichi 6
#6 Nakagawa Shuichi 5
#7 Yoshikawa Tomoki 5
#8 Doi Toshihiro 4
#9 Take Kaoru 4
#10 Yoshikawa Noritaka 4

Latest patents

Publication Filing date Title
JP2013000772A Riveting machine and method
JP2006159248A Rivetting machine
JP2006142364A Caulking device
JP2006142319A Rivetting machine
JP2006142320A Rivetting machine
JP2001096335A Workpiece hold-down device in riveting machine
JP2001087839A Detection method for presence of absence of work in riveting machine and detection device therefor
JP2000343155A Coupling and diameter reducing device
JP2000094085A Stroke change device in riveting machine
JPH10277689A Rivet presence/absence detecting method and device for riveting device
JPH10216886A Rivet head forming tool
JPH10216885A Rivetting machine
JPH10166069A Method for drawing of work and device therefor
JPH09276974A Rivetting machine
JPH09201639A Riveting machine
JPH08300088A Converted thrust display device in riveting machine
JPH08243840A Tapping machine
JPH08110989A Work indicator lamp on moving base body
JPH08108348A Device for detecting article on moving base substance
JPH0871660A Drawing device of flanged work