Refrigerant quantity diagnosis device, refrigerant system, and refrigerant quantity diagnosis method

Assignee

• Hitachi Global Life Solutions

Inventors

• Yoko Kokugan (5 patents)
• Hiroshi Kusumoto (39 patents)
• Keiko Oka (9 patents)
• Hisae Shibuya (43 patents)
• Noriyuki Tokura (1 patents)
• Norikazu Sasaki (12 patents)
• Kazuhiro Tsuchihashi (7 patents)
• Eiji Ogata (23 patents)

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