Yoshibumi Sugihara

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Air conditioning plant and control method thereof
- Patent number 6,732,540
- Issue date May 11, 2004
- Hitachi Plant Engineering & Construction Co., Ltd.
- Yoshibumi Sugihara
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Air conditioning plant and control method thereof
- Publication number 20040011066
- Publication date Jan 22, 2004
- Hitachi Plant Engineering & Construction Co., Ltd.
- Yoshibumi Sugihara
- F24 - HEATING RANGES VENTILATING