Takahiro Koyama

Person

Ishioka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Aluminum alloy piping material for automotive tubes having excellen...
- Patent number 7,211,160
- Issue date May 1, 2007
- Denso Corporation
- Yoshiharu Hasegawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Fuel filler pipe for automobile
- Patent number 7,021,343
- Issue date Apr 4, 2006
- Horie Metal Co., Ltd.
- Jun Okada
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Aluminum alloy piping material for automotive piping excelling in c...
- Patent number 6,638,377
- Issue date Oct 28, 2003
- Sumitomo Light Metal Industries, Ltd.
- Takahiro Koyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Aluminum alloy piping material having an excellent corrosion resist...
- Patent number 6,638,376
- Issue date Oct 28, 2003
- Denso Corporation
- Yoshiharu Hasegawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Brazing sheet having an excellent corrosion resistance for use in a...
- Patent number 6,129,143
- Issue date Oct 10, 2000
- Denso Corporation
- Yoshiharu Hasegawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Aluminum plates for automobile body panels and method of pretreatme...
- Patent number 5,268,078
- Issue date Dec 7, 1993
- Sumitomo Light Metal Industries, Ltd.
- Takahiro Koyama
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Aluminum plates for automobile body panels and method of pretreatme...
- Patent number 5,176,963
- Issue date Jan 5, 1993
- Sumitomo Light Metal Industries, Ltd.
- Takahiro Koyama
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Patents Applicationslast 30 patents

Information Patent Application
Fuel filler pipe for automobile
- Publication number 20050224135
- Publication date Oct 13, 2005
- Horie Metal Co., Ltd.
- Jun Okada
- B60 - VEHICLES IN GENERAL
Information Patent Application
Aluminum alloy piping material for automotive tubes having excellen...
- Publication number 20040131495
- Publication date Jul 8, 2004
- Yoshiharu Hasegawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy piping material for automotive piping excelling in c...
- Publication number 20030000610
- Publication date Jan 2, 2003
- Takahiro Koyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Aluminum alloy piping material excelling in corrosion resistance an...
- Publication number 20020071782
- Publication date Jun 13, 2002
- Yoshiharu Hasegawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Takahiro Koyama

Person

Patents Grantslast 30 patents

Aluminum alloy piping material for automotive tubes having excellen...

Fuel filler pipe for automobile

Aluminum alloy piping material for automotive piping excelling in c...

Aluminum alloy piping material having an excellent corrosion resist...

Brazing sheet having an excellent corrosion resistance for use in a...

Aluminum plates for automobile body panels and method of pretreatme...

Aluminum plates for automobile body panels and method of pretreatme...

Patents Applicationslast 30 patents

Fuel filler pipe for automobile

Aluminum alloy piping material for automotive tubes having excellen...

Aluminum alloy piping material for automotive piping excelling in c...

Aluminum alloy piping material excelling in corrosion resistance an...