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Kenji NISHIWADA
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Tokyo, JP
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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
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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