Inventor · disambiguated record
Michifumi Nagawa
Also filed as: NAGAWA MICHIFUMI
14 granted patents·2 pending applications·43 citations·filing 1999–2021
87Inventor score
Top patents by PatentIndex Score
16 records- 0179US11158993B2Light-emitting device, method for manufacturing the same, and projectorSEIKO EPSON CORP·Filed 2018·Granted Oct 26, 2021·1 cites·11 claims
- 0272US8106405B2Light-emitting device having a gain region and a reflectorNAGAWA MICHIFUMI·Filed 2009·Granted Jan 31, 2012·5 cites·12 claims
- 0369US7342259B2Optical elementSEIKO EPSON CORP·Filed 2006·Granted Mar 11, 2008·4 cites·13 claims
- 0466US11947249B2Light emitting apparatus, method for manufacturing light emitting apparatus, and projectorSEIKO EPSON CORP·Filed 2021·Granted Apr 2, 2024·0 cites·13 claims
- 0562US6631147B2Organic semiconductor laser deviceOPTC CO LTD·Filed 1999·Granted Oct 7, 2003·30 cites·9 claims
- 0661US9423678B2Light emitting device, and super luminescent diodeSEIKO EPSON CORP·Filed 2014·Granted Aug 23, 2016·1 cites·20 claims
- 0760US7312476B2Optical element and its manufacturing methodSEIKO EPSON CORP·Filed 2005·Granted Dec 25, 2007·1 cites·20 claims
- 0859US11177316B2Method of manufacturing light emitting device, light emitting device, and projectorSEIKO EPSON CORP·Filed 2020·Granted Nov 16, 2021·0 cites·12 claims
- 0959US8629460B2Light-emitting device having a gain region and a reflectorSEIKO EPSON CORP·Filed 2012·Granted Jan 14, 2014·0 cites·13 claims
- 1057US8368086B2Light-emitting device having a gain region and a reflectorSEIKO EPSON CORP·Filed 2011·Granted Feb 5, 2013·0 cites·14 claims
- 1157US7433378B2Optical element and method for manufacturing the sameSEIKO EPSON CORP·Filed 2006·Granted Oct 7, 2008·1 cites·7 claims
- 1246US11670911B2Light emitting device and method of manufacturing same, and projectorSEIKO EPSON CORP·Filed 2018·Granted Jun 6, 2023·0 cites·4 claims
- 1342US7312475B2Optical element and its manufacturing methodSEIKO EPSON CORP·Filed 2005·Granted Dec 25, 2007·0 cites·14 claims
- 1441US2006275998A1Optical element and method for manufacturing the sameSEIKO EPSON CORP·Filed 2006·Application pending·0 cites
- 1538US9773939B2Light emitting device and projectorSEIKO EPSON CORP·Filed 2016·Granted Sep 26, 2017·0 cites·12 claims
- 1636US2006286692A1Method for manufacturing semiconductor element, apparatus for manufacturing semiconductor element and semiconductor elementNAGAWA MICHIFUMI·Filed 2006·Application pending·0 cites
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