Assignee

OBA HITOSHI

JP·1 granted patent·15 citations·filing 2011–2011

Technology mixF21K1 F21Y1 G01N1 G03B1 H05B1 H05K1

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0187US8491157B2Illuminating device and method for manufacturing thereofOBA HITOSHI·Filed 2011·Granted Jul 23, 2013·15 cites·18 claims

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