Assignee
SEIWA ELECTRIC MFG
JP·4 granted patents·60 citations·filing 1992–2013
Top patents by PatentIndex Score
4 records- 0186US7005086B2Fluorescent substance, light-emitting diode and method for producing fluorescent substanceSEIWA ELECTRIC MFG·Filed 2003·Granted Feb 28, 2006·45 cites·2 claims
- 0249US5296718ALight emitting semiconductor device having multilayer structureSEIWA ELECTRIC MFG·Filed 1992·Granted Mar 22, 1994·12 cites·6 claims
- 0347US7265486B2Light emitting diode including a cover covering a light emitting diode elementSEIWA ELECTRIC MFG·Filed 2004·Granted Sep 4, 2007·3 cites·17 claims
- 0427US9261665B2Locking devise for optical drop cableSEIWA ELECTRIC MFG·Filed 2013·Granted Feb 16, 2016·0 cites·4 claims
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