Assignee
CHANG RICHARD RUGIN
CN·4 granted patents·3 pending applications·2 citations·filing 2010–2011
Top patents by PatentIndex Score
7 records- 0174US8809874B2Light emitting diode and light emitting deviceCHANG RICHARD RUGIN·Filed 2010·Granted Aug 19, 2014·2 cites·8 claims
- 0252US8937322B2Light emitting diode and a manufacturing method thereof, a light emitting deviceCHANG RICHARD RUGIN·Filed 2010·Granted Jan 20, 2015·0 cites·9 claims
- 0343US8580587B2Light emitting device and manufacturing method thereofCHANG RICHARD RUGIN·Filed 2010·Granted Nov 12, 2013·0 cites·13 claims
- 0440US2013214245A1Light emitting diode and fabrication method thereofCHANG RICHARD RUGIN·Filed 2010·Application pending·0 cites
- 0540US2012273751A1Light emitting device and a manufacturing method thereofCHANG RICHARD RUGIN·Filed 2010·Application pending·0 cites
- 0636US2012261691A1Light emitting device and manufacturing method thereofCHANG RICHARD RUGIN·Filed 2010·Application pending·0 cites
- 0735US9345086B2Lighting circuitCHANG RICHARD RUGIN·Filed 2011·Granted May 17, 2016·0 cites·9 claims
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