Assignee
WU JIAHN-CHANG
22 granted patents·5 pending applications·177 citations·filing 2002–2012
Top patents by PatentIndex Score
27 records- 0198US6998650B1Replaceable light emitting diode moduleWU JIAHN-CHANG·Filed 2005·Granted Feb 14, 2006·94 cites·13 claims
- 0290US7241043B1Decoration tree with inserted articlesWU JIAHN-CHANG·Filed 2006·Granted Jul 10, 2007·16 cites·6 claims
- 0379US7193303B2Supporting frame for surface-mount diode packageWU JIAHN-CHANG·Filed 2005·Granted Mar 20, 2007·7 cites·4 claims
- 0478US7166868B2Solderless connection in LED moduleWU JIAHN-CHANG·Filed 2005·Granted Jan 23, 2007·7 cites·9 claims
- 0577US7806556B2Reflection lampWU JIAHN-CHANG·Filed 2008·Granted Oct 5, 2010·13 cites·17 claims
- 0674US7527391B2Lighting board using cassette light unitWU JIAHN-CHANG·Filed 2006·Granted May 5, 2009·8 cites·17 claims
- 0771US7284896B2Light unit displayWU JIAHN-CHANG·Filed 2005·Granted Oct 23, 2007·4 cites·5 claims
- 0870US7205579B2Light emitting diode package with coaxial leadsWU JIAHN-CHANG·Filed 2005·Granted Apr 17, 2007·3 cites·5 claims
- 0966US7276741B2Light emitting diode package with coaxial leadsWU JIAHN-CHANG·Filed 2007·Granted Oct 2, 2007·2 cites·1 claims
- 1065US7445355B2Matrix display using cassette light unitsWU JIAHN-CHANG·Filed 2006·Granted Nov 4, 2008·4 cites·2 claims
- 1165US7397133B2Submount for diode with single bottom electrodeWU JIAHN-CHANG·Filed 2004·Granted Jul 8, 2008·9 cites·3 claims
- 1264US7798702B2Light unit displayWU JIAHN-CHANG·Filed 2007·Granted Sep 21, 2010·2 cites·8 claims
- 1363US7556400B2Backside accessible displayWU JIAHN-CHANG·Filed 2006·Granted Jul 7, 2009·2 cites·5 claims
- 1463US7466015B2Supporting frame for surface-mount diode packageWU JIAHN-CHANG·Filed 2006·Granted Dec 16, 2008·2 cites·4 claims
- 1561US8524541B2Processes for manufacturing an LED package with top and bottom electrodesWU JIAHN-CHANG·Filed 2012·Granted Sep 3, 2013·0 cites·7 claims
- 1659US2009230622A1Lamp chess moduleWU JIAHN-CHANG·Filed 2008·Application pending·0 cites
- 1758US8247835B2LED package with top and bottom electrodesWU JIAHN-CHANG·Filed 2009·Granted Aug 21, 2012·0 cites·8 claims
- 1855US2008224169A1Submount for diode with single bottom electrodeWU JIAHN-CHANG·Filed 2008·Application pending·0 cites
- 1953USRE42179ELight emitting diode package with coaxial leadsWU JIAHN-CHANG·Filed 2007·Granted Mar 1, 2011·0 cites·5 claims
- 2050US7887229B2Waterproof module for LED lampWU JIAHN-CHANG·Filed 2007·Granted Feb 15, 2011·0 cites·8 claims
- 2150US2010091486A1Internal circulation mechanism for an air-tight led lampWU JIAHN-CHANG·Filed 2008·Application pending·0 cites
- 2248US7095101B2Supporting frame for surface-mount diode packageWU JIAHN-CHANG·Filed 2002·Granted Aug 22, 2006·2 cites·2 claims
- 2347US7755199B2Flexible lead surface-mount semiconductor packageWU JIAHN-CHANG·Filed 2003·Granted Jul 13, 2010·2 cites·20 claims
- 2446US7586247B2Ballast for light emitting deviceWU JIAHN-CHANG·Filed 2005·Granted Sep 8, 2009·0 cites·4 claims
- 2545US2009242365A1Swinging lead switch for an electronic deviceWU JIAHN-CHANG·Filed 2008·Application pending·0 cites
- 2644US7518306B2Light unit with staggered electrodesWU JIAHN-CHANG·Filed 2006·Granted Apr 14, 2009·0 cites·8 claims
- 2742US2007096132A1Coaxial LED lighting boardWU JIAHN-CHANG·Filed 2005·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →