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Shigeo Suga
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Shinjuku, JP
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Patents Grants
last 30 patents
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Patent Grant
Weathering test instrument and solid-state light-emitting device sy...
Patent number
9,063,050
Issue date
Jun 23, 2015
Suga Test Instruments Co., Ltd.
Shigeo Suga
G01 - MEASURING TESTING
Information
Patent Grant
Weathering test method and sample holder used therein
Patent number
5,305,634
Issue date
Apr 26, 1994
Suga Test Instruments Co. Ltd.
Shigeru Suga
G01 - MEASURING TESTING
Information
Patent Grant
Light fastness/weather resistance accelerated test machine with an...
Patent number
4,704,903
Issue date
Nov 10, 1987
Suga Test Instruments Co., Ltd.
Shigeru Suga
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
WEATHERING TEST INSTRUMENT AND SOLID-STATE LIGHT-EMITTING DEVICE SY...
Publication number
20150027242
Publication date
Jan 29, 2015
SUGA TEST INSTRUMENTS CO., LTD.
Shigeo SUGA
G01 - MEASURING TESTING