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Junichi Yamamoto
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Hiroshima, JP
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last 30 patents
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Patent Grant
Mechanical parts of valve driving mechanism for internal combustion...
Patent number
4,856,469
Issue date
Aug 15, 1989
Mazda Motor Corporation
Ken Okazaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Slide contacting member and production method therefor
Patent number
4,774,393
Issue date
Sep 27, 1988
Mazda Motor Corporation
Kouji Tarumoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Rotor housing for a rotary piston engine having softened areas surr...
Patent number
4,755,116
Issue date
Jul 5, 1988
Mazda Motor Corporation
Kouji Tarumoto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method for manufacturing an apex seal for a rotary piston engine us...
Patent number
4,738,602
Issue date
Apr 19, 1988
Mazda Motor Corporation
Junichi Yamamoto
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method of forming aluminum coating layer on ferrous base alloy work...
Patent number
4,228,203
Issue date
Oct 14, 1980
Toyo Kogyo Co., Ltd.
Toshiro Yagi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Aluminum diffusion layer forming method
Patent number
4,150,178
Issue date
Apr 17, 1979
Toyo Kogyo Co., Ltd.
Toshiro Yagi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...