• 

  YODOGAWA KEIKI

• 

  KAWAMURA ELECTRIC

• 

  YOSHIKAWA IRON WORKS LTD

• 

  Korea Nakagawa Electric Ind. Co., Ltd.

• 

  ULTRAWAVE

• 

  Yaskawa Control

• 

  Sawamura Electric Industry

• 

  Yoshinogawa Densen

• 

  Sawamura Electric Industry Co., Ltd.

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  Hirozawa Seiki Seisakusho