Yoshiaki Koga

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Stacked-type evaporator
- Patent number 6,814,135
- Issue date Nov 9, 2004
- Calsonic Kansei Corporation
- Mitsunari Narahara
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Flat tubes for use with heat exchanger and manufacturing method the...
- Patent number 6,431,265
- Issue date Aug 13, 2002
- Calsonic Kansei Corporation
- Masayoshi Shinhama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Flat tubes for use with heat exchanger and manufacturing method the...
- Patent number 6,267,177
- Issue date Jul 31, 2001
- Calsonic Kansei Corporation
- Masayoshi Shinhama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Stack type evaporator
- Patent number 6,230,787
- Issue date May 15, 2001
- Calsonic Kansei Corporation
- Yoshiaki Koga
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Piping arrangement of automotive air conditioner
- Patent number 5,555,739
- Issue date Sep 17, 1996
- Calsonic Corporation
- Toshisada Kujirai
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Stacked-type evaporator
- Publication number 20030070797
- Publication date Apr 17, 2003
- CALSONIC KANSEI CORPORATION
- Mitsunari Narahara
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Flat tubes for use with heat exchanger and manufacturing method the...
- Publication number 20010045277
- Publication date Nov 29, 2001
- Masayoshi Shinhama
- F28 - HEAT EXCHANGE IN GENERAL