• 

  Hastel

• 

  Polyphase Microwave

• 

  Teledyne Hastings instruments

• 

  THASE ENTERPRISE

• 

  Kyushu Hasekku Co., Ltd.

• 

  HASEGAWA ELECTRIC INDUSTRY

• 

  HASHIMOTO SANGYO

• 

  Rectiphase capacitors

• 

  Metaphase

• 

  Total Phase