YOSHIKAWA IRON WORKS

  Japanese 

Company History

The precise assembly or components is a prerequisite for giving advanced technology a form that can help enhance our lives. Rivets are an indispensable element in this process.

Yoshikawa Iron Works is one of the pioneers of mechanical riveting. Our superior riveting systems, with their advanced mechatronics, have been empowering manufacturers to develop all kinds of innovative machines for nearly half a century.

Through our Rivetronics advanced riveting technology, we aim to contribute to a bright future where technology helps to turn people's dreams into reality.

1950
Yoshikawa Tetsukojo established at 2.25 Choeiji, Higashi-Osaka, Japan.

1955
Research begins into riveting machines.

1959
Move to new plant at 2-11 Morikawachi-Hondori, Higashi-Osaka to accommodate expansion.

1960
Yoshikawa lron Works Co.,Ltd. established.
Six patents granted for riveting machines.
Model ST-55 developed.

1962
Model SR-300 developed.

1964 April
Headquarters moved to present location upon completion of new plant.

1964 May
Tokyo office established.

1965
Switch from impact-type to rolling mechanism.
Model US-6 developed.

1967
Nagoya office established.

1968
Three more riveting machine patents granted.

1969
Technical and business collaboration with Bodomel of Switzerland begins.

1970
Three more riveting machine patents granted.
Model US-120 developed.

1971
Model US-70 developed.

1973
Four more riveting machine patents granted.

1974
Two US patents and one French patent granted.

1975
Fukuoka office established.

1976
One UK patent and six Japanese patents granted.

1977
Model US-300 developed.

1978
Five more riveting machine patents granted.
Model US-66 developed.

1979
Three more riveting machine patents granted.

1981
Five more riveting machine patents granted.
Model US-36 developed.

1982
CNC(computer Numerical control) riveting machine developed.

1984
New headquarters building completed.

1985
New Tokyo office completed.

1986
New Nagoya office completed.

1988
Four more riveting machine patents granted.

1989
Two more riveting machine patents granted.

1990
Seven more riveting machine patents granted.

1991
Three more riveting machine patents granted.

1992
Two US patents granted.

1994
Eleven Japanese patents and six US/EPU patents granted.

1995
Five more riveting machine patents granted.

1996
Six more riveting machine patents granted.

1997
New Tokyo office building completed.
Four more riveting machine patents granted.
Model US-1000 developed.

1998
Company awarded Science and Technology Medal with Yellow Ribbon.
Five more riveting machine patents granted.

1999
One more riveting machine patents granted.

2000
Model US-600 developed.

2002
Ultra precise composite machine developed.

2005
New Nagoya office completed.
A new company organization is announced.