| 1950 |
'50 |
・Established Sato tekkousho by Tamotsu Sato
|
|---|
| '52 |
・Started manufacturing large dia. bearing steel ball
|
| '53 |
・Started manufacturing carbon steel ball
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| 1970 |
'72 |
・Started mass production of Pachinko ball
|
|---|
| '73 |
・Established Sato tekkou Co.,Ltd.
CEO Tamotsu Sato
capital 3 million yen
|
| 1980 |
'81 |
・Started research and development Plastic ball or Ceramic ball
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|---|
| 1990 |
'91 |
・Increased capital to 6 million yen
|
|---|
| '94 |
・Elected Koshi Sato as CEO and elected Tamotsu Sato as chairman
|
| '95 |
・Increased capital to 10 million yen
|
| '99 |
・Entered the Asian market
|
| 2000 |
'00 |
・Research and development precision Plastic ball |
|---|
| '01 |
・Research and development optical Glass ball
|
| '07 |
・Expanded headquarters factory and office
|
| 2010 |
'17 |
・Increased capital to 30 million yen |
|---|
|
