• 

  Schneider Electric

• 

  Sigma Aldrich [now MERCK]

• 

  Mitsubishi Electric

• 

  CEG Electric Motors

• 

  Erichsen

• 

  Meiyo Electric

• 

  Microelettrica Scientifica

• 

  Technoelectric

• 

  Volt Electric Motors

• 

  Lamb Electric (Ametek)