Inventor · disambiguated record
Katsuyoshi Kadan
Also filed as: KADAN KATSUYOSHI
18 granted patents·1 pending application·55 citations·filing 2008–2023
91Inventor score
Top patents by PatentIndex Score
19 records- 0194US7982236B2Semiconductor light emitting elementNICHIA CORP·Filed 2008·Granted Jul 19, 2011·25 cites·20 claims
- 0292US8120057B2Semiconductor light emitting elementSANO MASAHIKO·Filed 2011·Granted Feb 21, 2012·17 cites·16 claims
- 0388US8847262B2Sapphire substrate having triangular projections with bottom sides formed of outwardly curved linesNICHIA CORP·Filed 2013·Granted Sep 30, 2014·6 cites·15 claims
- 0482US9525103B2Sapphire substrate having elongated projection and semiconductor light emitting device utilizing the sameNICHIA CORP·Filed 2015·Granted Dec 20, 2016·2 cites·7 claims
- 0580USRE50614ESemiconductor light emitting elementNICHIA CORP·Filed 2022·Granted Sep 30, 2025·0 cites·39 claims
- 0666US8461617B2Semiconductor light emitting element and semiconductor light emitting deviceKADAN KATSUYOSHI·Filed 2009·Granted Jun 11, 2013·5 cites·20 claims
- 0765USRE49406ESemiconductor light emitting elementNICHIA CORP·Filed 2019·Granted Jan 31, 2023·0 cites·36 claims
- 0862US11640957B2Light emitting moduleNICHIA CORP·Filed 2020·Granted May 2, 2023·0 cites·13 claims
- 0962USRE49298ESemiconductor light emitting elementNICHIA CORP·Filed 2019·Granted Nov 15, 2022·0 cites·25 claims
- 1059US9070814B2LED sapphire substrate with groups of three projections on the surfaceNICHIA CORP·Filed 2014·Granted Jun 30, 2015·0 cites·16 claims
- 1156US8847263B2Sapphire substrate having triangular projections with outer perimeter formed of continuous curveNICHIA CORP·Filed 2013·Granted Sep 30, 2014·0 cites·15 claims
- 1256US2023317909A1Light-emitting module and method for manufacturing light-emitting moduleNICHIA CORP·Filed 2023·Application pending·0 cites
- 1354US10892255B2Method of manufacturing light emitting moduleNICHIA CORP·Filed 2019·Granted Jan 12, 2021·0 cites·8 claims
- 1453US12027501B2Surface light source and method of manufacturing surface light sourceNICHIA CORP·Filed 2021·Granted Jul 2, 2024·0 cites·9 claims
- 1551US9012936B2Sapphire substrate having triangular projections with portions extending in direction of substrate crystal axisNARITA JUNYA·Filed 2011·Granted Apr 21, 2015·0 cites·26 claims
- 1648US11538966B2Method of manufacturing light emitting deviceNICHIA CORP·Filed 2020·Granted Dec 27, 2022·0 cites·16 claims
- 1747US11362246B2Method of manufacturing display device with lateral wiringNICHIA CORP·Filed 2020·Granted Jun 14, 2022·0 cites·13 claims
- 1846US11410975B2Display device and method of manufacturing display deviceNICHIA CORP·Filed 2020·Granted Aug 9, 2022·0 cites·24 claims
- 1942US10797210B2Light emitting device having reduced thickness and increased light-reflectivityNICHIA CORP·Filed 2018·Granted Oct 6, 2020·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →