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Tatsuya Sugahara
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Tokyo, JP
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last 30 patents
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Patent Grant
Low-NO.sub.x gas burner
Patent number
5,368,476
Issue date
Nov 29, 1994
Tokyo Gas Company Ltd.
Tatsuya Sugahara
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Water heater with reduced NO.sub.x output
Patent number
5,347,957
Issue date
Sep 20, 1994
Tokyo Gas Company Ltd.
Tatsuya Sugahara
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Burner low in the generation of nitrogen oxides and a small combust...
Patent number
5,318,438
Issue date
Jun 7, 1994
Tokyo Gas Company Limited
Tatsuya Sugahara
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES