Inventor · disambiguated record
Hanmin Zhao
Also filed as: ZHAO HANMIN
8 granted patents·308 citations·filing 1997–2014
86Inventor score
Top patents by PatentIndex Score
8 records- 0192US5926493AOptical semiconductor device with diffraction grating structureSDL INC·Filed 1997·Granted Jul 20, 1999·271 cites·26 claims
- 0281US7601989B2LED with porous diffusing reflectorPHILIPS LUMILEDS LIGHTING CO·Filed 2007·Granted Oct 13, 2009·9 cites·26 claims
- 0377US8174025B2Semiconductor light emitting device including porous layerEPLER JOHN E·Filed 2006·Granted May 8, 2012·7 cites·36 claims
- 0463US7457341B2Low loss grating for high efficiency wavelength stabilized high power lasersJDS UNIPHASE CORP·Filed 2006·Granted Nov 25, 2008·2 cites·10 claims
- 0559US8692286B2Light emitting device with bonded interfaceGRILLOT PATRICK N·Filed 2007·Granted Apr 8, 2014·2 cites·18 claims
- 0656US9224597B2Method for manufacturing gallium nitride-based film chipLATTICE POWER JIANGXI CORP·Filed 2013·Granted Dec 29, 2015·1 cites·3 claims
- 0750US6445723B1Laser source with submicron apertureJDS UNIPHASE CORP·Filed 1999·Granted Sep 3, 2002·16 cites·27 claims
- 0849US9905730B2Light emitting device with bonded interfaceLUMILEDS LLC·Filed 2014·Granted Feb 27, 2018·0 cites·6 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →