Kazunari Hamamura

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Chuo-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of surface treating aluminum alloy base body of heat exchang...
- Patent number 7,353,863
- Issue date Apr 8, 2008
- Denso Corporation
- Kengo Kobayashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Aluminum alloy heat exchanger resistive to tobacco odor impregnation
- Patent number 6,698,507
- Issue date Mar 2, 2004
- Nihon Parkerizing Co., Ltd.
- Kazunari Hamamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Aluminum alloy heat exchanger resistive to tobacco odor impregnation
- Patent number 6,689,481
- Issue date Feb 10, 2004
- Nihon Parkerizing Co., Ltd.
- Kazunari Hamamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Method of surface treating aluminum alloy base body of heat exchang...
- Publication number 20040256089
- Publication date Dec 23, 2004
- Kengo Kobayashi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Aluminum alloy heat exchanger resistive to tobacco odor impregnation
- Publication number 20030150600
- Publication date Aug 14, 2003
- Kazunari Hamamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aluminum alloy heat exchanger resistive to tobacco odor impregnation
- Publication number 20020090523
- Publication date Jul 11, 2002
- Kazunari Hamamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...