Inventor · disambiguated record

Qinghong Du

Also filed as: DU QINGHONG

5 granted patents·1 pending application·146 citations·filing 2003–2024

79Inventor score

Technology areasG02B G01B H03H H10H H10W

Files withDICON FIBEROPTICS INC2 LUMENTUM OPERATIONS LLC2 APPLE INC1 KABEN WIRELESS SILICON INC1

Top patents by PatentIndex Score

6 records

0189US6958494B2Light emitting diodes with current spreading layerDICON FIBEROPTICS INC·Filed 2003·Granted Oct 25, 2005·120 cites·36 claims
0285US7683380B2High light efficiency solid-state light emitting structure and methods to manufacturing the sameDICON FIBEROPTICS INC·Filed 2007·Granted Mar 23, 2010·20 cites·9 claims
0370US9720147B2Reflective diffraction grating and fabrication methodLUMENTUM OPERATIONS LLC·Filed 2014·Granted Aug 1, 2017·2 cites·20 claims
0460US2025105594A1Self-mixing interferometry using backside-emitting vcsel diode with integrated photodetectorAPPLE INC·Filed 2024·Application pending·0 cites
0558US8362828B2Sampling filter using multiple clocksKABEN WIRELESS SILICON INC·Filed 2008·Granted Jan 29, 2013·4 cites·19 claims
0655US10768349B2Reflective diffraction grating and fabrication methodLUMENTUM OPERATIONS LLC·Filed 2017·Granted Sep 8, 2020·0 cites·25 claims

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