Assignee
KOHA CO LTD
JP·18 granted patents·9 pending applications·595 citations·filing 1997–2024
Top patents by PatentIndex Score
27 records- 0193US7608472B2Light emitting element and method of making sameKOHA CO LTD·Filed 2007·Granted Oct 27, 2009·15 cites·2 claims
- 0293US7319249B2Light emitting element and method of making sameKOHA CO LTD·Filed 2005·Granted Jan 15, 2008·17 cites·2 claims
- 0393US6977397B2Light emitting element and method of making sameKOHA CO LTD·Filed 2003·Granted Dec 20, 2005·51 cites·5 claims
- 0492US5836676ALight emitting display apparatusKOHA CO LTD·Filed 1997·Granted Nov 17, 1998·328 cites·11 claims
- 0590US7629615B2Light emitting element and method of making sameKOHA CO LTD·Filed 2008·Granted Dec 8, 2009·10 cites·4 claims
- 0688US7279723B2LED lampKOHA CO LTD·Filed 2004·Granted Oct 9, 2007·47 cites·18 claims
- 0785US6496162B2Light emitting diode display unitKOHA CO LTD·Filed 2001·Granted Dec 17, 2002·42 cites·5 claims
- 0879US6236382B1Light emitting diode display unitKOHA CO LTD·Filed 1998·Granted May 22, 2001·54 cites·2 claims
- 0971US10836961B2Phosphor, method for manufacturing same, and light-emitting deviceKOHA CO LTD·Filed 2017·Granted Nov 17, 2020·1 cites·13 claims
- 1070US9634216B2Light emitting deviceKOHA CO LTD·Filed 2014·Granted Apr 25, 2017·2 cites·20 claims
- 1163US9117974B2Light emitting element and method of making sameKOHA CO LTD·Filed 2014·Granted Aug 25, 2015·0 cites·7 claims
- 1262US2020203581A1Single crystal phosphor, phosphor-containing member and light-emitting deviceKOHA CO LTD·Filed 2020·Application pending·0 cites
- 1361US6075214APush button assembly for a vending machineKOHA CO LTD·Filed 1997·Granted Jun 13, 2000·18 cites·7 claims
- 1460US8791466B2Light emitting element and method of making sameKOHA CO LTD·Filed 2013·Granted Jul 29, 2014·0 cites·4 claims
- 1558US2020220052A1Single-crystal phosphor and light-emitting deviceKOHA CO LTD·Filed 2020·Application pending·0 cites
- 1657US7977673B2Semiconductor layer with a Ga2O3 systemKOHA CO LTD·Filed 2004·Granted Jul 12, 2011·4 cites·10 claims
- 1757US2024253929A1Sheet conveyance guideKOHA CO LTD·Filed 2024·Application pending·0 cites
- 1854US2016043289A1Single crystal phosphor, phosphor-containing member and light-emitting deviceKOHA CO LTD·Filed 2014·Application pending·0 cites
- 1953US9169980B2Lighting device and display deviceKOHA CO LTD·Filed 2014·Granted Oct 27, 2015·2 cites·21 claims
- 2052US10340429B2Light emitting deviceKOHA CO LTD·Filed 2017·Granted Jul 2, 2019·0 cites·14 claims
- 2152US2016240748A1Single-crystal phosphor and light-emitting deviceKOHA CO LTD·Filed 2014·Application pending·0 cites
- 2251US2017179346A1Single crystal phosphor, phosphor-containing member and light-emitting deviceKOHA CO LTD·Filed 2017·Application pending·0 cites
- 2350US2007134833A1Semiconductor element and method of making sameKOHA CO LTD·Filed 2006·Application pending·0 cites
- 2450US2015083967A1Phosphor, Method for Manufacturing same, and light-emitting deviceKOHA CO LTD·Filed 2013·Application pending·0 cites
- 2548US7285803B2Light-emitting diode lamp having a terminal portion with a notch portionKOHA CO LTD·Filed 2004·Granted Oct 23, 2007·3 cites·14 claims
- 2642US2007131951A1Light-emitting element and making method thereofKOHA CO LTD·Filed 2006·Application pending·0 cites
- 2729USD570306SLight emitting diode lampKOHA CO LTD·Filed 2005·Granted Jun 3, 2008·1 cites·1 claims
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