Inventor · disambiguated record
Ryo Yoshimatsu
Also filed as: YOSHIMATSU RYO
14 granted patents·9 pending applications·22 citations·filing 2004–2021
88Inventor score
Top patents by PatentIndex Score
23 records- 0185US9550939B2Red emitting nitride fluorescent material and white light emitting device using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Jan 24, 2017·3 cites·8 claims
- 0284US8894884B2Red emitting nitride fluorescent material and white light emitting device using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Nov 25, 2014·3 cites·5 claims
- 0382US11279876B2Phosphor and light-emitting device using sameDENKA COMPANY LTD·Filed 2019·Granted Mar 22, 2022·2 cites·15 claims
- 0472US8852454B2Red emitting nitride fluorescent material and white light emitting device using the sameYOSHIMATSU RYO·Filed 2007·Granted Oct 7, 2014·5 cites·16 claims
- 0569US9512979B2Phosphor, production method for the same, and light-emitting deviceHIROSAKI NAOTO·Filed 2012·Granted Dec 6, 2016·1 cites·9 claims
- 0664US10093854B2Phosphor and light emitting deviceDENKA COMPANY LTD·Filed 2014·Granted Oct 9, 2018·1 cites·8 claims
- 0762US11034623B2Thermal conductive member and heat dissipation structure including the sameDENKA COMPANY LTD·Filed 2018·Granted Jun 15, 2021·1 cites·7 claims
- 0856US7524476B2Vacuum ultraviolet excited green phosphor material and light-emitting device using the sameNEC CORP·Filed 2008·Granted Apr 28, 2009·0 cites·8 claims
- 0955US7282850B2Vacuum ultraviolet-excited ultraviolet phosphor and light-emitting device that uses this phosphorNEC CORP·Filed 2004·Granted Oct 16, 2007·2 cites·11 claims
- 1054US7375459B2Vacuum ultraviolet excited green phosphor material and light-emitting device using the sameNEC CORP·Filed 2004·Granted May 20, 2008·2 cites·6 claims
- 1151US9624428B2Phosphor, production method for the same, and light-emitting deviceHIROSAKI NAOTO·Filed 2012·Granted Apr 18, 2017·0 cites·26 claims
- 1250US9399731B2Phosphor, method for producing the same, and luminescent device using the sameDENKI KAGAKU KOGYO KK·Filed 2013·Granted Jul 26, 2016·0 cites·16 claims
- 1350US2023271888A1Composite and production method for compositeDENKA COMPANY LTD·Filed 2021·Application pending·0 cites
- 1450US2008013339A1Red fluorescent material, white light emitting diode using red fluorescent material, and lighting device using white light emitting diodeNEC CORP·Filed 2007·Application pending·0 cites
- 1548US7176500B2Red fluorescent material, white light emitting diode using red fluorescent material, and lighting system using white light emitting diodeNEC CORP·Filed 2004·Granted Feb 13, 2007·2 cites·13 claims
- 1647US9512358B2Phosphor, production method for the same, and light-emitting deviceHIROSAKI NAOTO·Filed 2012·Granted Dec 6, 2016·0 cites·26 claims
- 1746US2023227370A1Composite body and layered bodyDENKA COMPANY LTD·Filed 2021·Application pending·0 cites
- 1844US2009309112A1Yellow-Emitting Phosphor and White Light Emitting Device Using the SameNEC LIGHTING LTD·Filed 2006·Application pending·0 cites
- 1943US2005133801A1Red fluorescent material, white light emitting diode using red fluorescent material, and lighting device using white light emitting diodeNEC CORP·Filed 2004·Application pending·0 cites
- 2042US2008180018A1Fluorescent substance containing glass sheet, method for manufacturing the glass sheet and light-emitting deviceNEC LIGHTING LTD·Filed 2007·Application pending·0 cites
- 2140US2022250994A1Method for producing composite bodyDENKA COMPANY LTD·Filed 2020·Application pending·0 cites
- 2240US2022177375A1Composite bodyDENKA COMPANY LTD·Filed 2020·Application pending·0 cites
- 2335US2006055307A1Green light-emitting fluorescent material and fluorescent lamp using sameYOSHIMATSU RYO·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →