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Heat exchanger
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Patent number 6,357,520
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Issue date Mar 19, 2002
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Zexel Corporation
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Soichi Kato
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 5,865,243
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Issue date Feb 2, 1999
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Zexel Corporation
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Soichi Kato
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 5,782,295
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Issue date Jul 21, 1998
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Zexel Corporation
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Soichi Kato
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F28 - HEAT EXCHANGE IN GENERAL
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Laminated heat exchanger
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Patent number 5,645,126
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Issue date Jul 8, 1997
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Zexel Corporation
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Kunihiko Nishishita
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F28 - HEAT EXCHANGE IN GENERAL
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Heat exchanger
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Patent number 5,605,191
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Issue date Feb 25, 1997
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Zexel Corporation
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Yoshihisa Eto
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F28 - HEAT EXCHANGE IN GENERAL
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Method of producing heat exchangers
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Patent number 5,603,159
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Issue date Feb 18, 1997
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Zexel Corporation
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Toshio Tsubakida
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Heat exchanger apparatus
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Patent number 5,370,176
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Issue date Dec 6, 1994
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Zexel Corporation
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Kunihiko Nishishita
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Heat exchanger
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Patent number 5,358,034
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Issue date Oct 25, 1994
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Zexel Corporation
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Kunihiko Nishishita
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F28 - HEAT EXCHANGE IN GENERAL
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