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Masuo Fukuda
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Omiya, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Catalytic converter for use with internal combustion engine
Patent number
4,925,634
Issue date
May 15, 1990
Sankei Giken Kogyo Kabushiki Kaisha
Osamu Yokokoji
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Multi-layer tube of a muffler for an internal combustion engine
Patent number
4,851,298
Issue date
Jul 25, 1989
Sankei Giken Kogyo Kabushiki Kaisha
Masuo Fukuda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method of producing a multi-layer tube of a muffler
Patent number
4,793,544
Issue date
Dec 27, 1988
Sankei Giken Kogyo Kabushiki Kaisha
Masuo Fukuda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method of manufacturing tubes for use in a muffler for internal com...
Patent number
4,719,679
Issue date
Jan 19, 1988
Sankei Giken Kogyo Kabushiki Kaisha
Masuo Fukuda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Muffler for internal combustion engine and method of manufacturing...
Patent number
4,637,491
Issue date
Jan 20, 1987
Sankei Giken Kogyo Kabushiki Kaisha
Masuo Fukuda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Muffler
Patent number
4,589,517
Issue date
May 20, 1986
Saikei Giken Kogyo Kabushiki Kaisha
Masuo Fukuda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Absorbent retainer for absorbent type muffler
Patent number
4,580,656
Issue date
Apr 8, 1986
Sankei Giken Kogyo Kabushiki Kaisha
Masuo Fukuda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Muffler with spark arresting function
Patent number
4,574,913
Issue date
Mar 11, 1986
Sankei Giken Kogyo Kabushiki Kaisha
Masuo Fukuda
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES