Tomohumi Tezuka

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fin for use in a fin and tube heat exchanger in an air conditioner
- Patent number D331624
- Issue date Dec 8, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Takayuki Yoshida
- D23 - Environmental heating and cooling
Information Patent Grant
Fin for use in a fin and tube heating exchanger in an air conditioner
- Patent number D330760
- Issue date Nov 3, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Takayuki Yoshida
- D23 - Environmental heating and cooling
Information Patent Grant
Fin for use in a fin and tube heat exchanger in an air conditioner
- Patent number D329281
- Issue date Sep 8, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Takayuki Yoshida
- D23 - Environmental heating and cooling
Information Patent Grant
Heat exchanger
- Patent number 5,109,919
- Issue date May 5, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Kiyoshi Sakuma
- F28 - HEAT EXCHANGE IN GENERAL