Inventor · disambiguated record
Asako Hirai
Also filed as: HIRAI ASAKO
14 granted patents·6 pending applications·51 citations·filing 2007–2020
88Inventor score
Top patents by PatentIndex Score
20 records- 0196US10490695B2Optoelectronic semiconductor body and method for producing an optoelectronic semiconductor bodyOSRAM OPTO SEMICONDUCTORS GMBH·Filed 2016·Granted Nov 26, 2019·34 cites·14 claims
- 0287US8158497B2Planar nonpolar m-plane group III nitride films grown on miscut substratesHIRAI ASAKO·Filed 2008·Granted Apr 17, 2012·9 cites·20 claims
- 0372US8278128B2Enhancement of optical polarization of nitride light-emitting diodes by wafer off-axis cutMASUI HISASHI·Filed 2009·Granted Oct 2, 2012·6 cites·26 claims
- 0468US8080469B2Method for increasing the area of non-polar and semi-polar nitride substratesHIRAI ASAKO·Filed 2008·Granted Dec 20, 2011·2 cites·24 claims
- 0567US10910516B2Optoelectronic semiconductor body and method for producing an optoelectronic semiconductor bodyOSRAM OLED GMBH·Filed 2019·Granted Feb 2, 2021·0 cites·18 claims
- 0660US9340899B2Planar nonpolar group-III nitride films grown on miscut substratesUNIV CALIFORNIA·Filed 2014·Granted May 17, 2016·0 cites·20 claims
- 0759US8791000B2Planar nonpolar group-III nitride films grown on miscut substratesUNIV CALIFORNIA·Filed 2014·Granted Jul 29, 2014·0 cites·17 claims
- 0858US9828695B2Planar nonpolar group-III nitride films grown on miscut substratesUNIV CALIFORNIA·Filed 2016·Granted Nov 28, 2017·0 cites·18 claims
- 0957US12100782B2Optoelectronic semiconductor chip and method for producing an optoelectronic semiconductor chipOSRAM OPTO SEMICONDUCTORS GMBH·Filed 2020·Granted Sep 24, 2024·0 cites·19 claims
- 1056US2009039356A1Planar nonpolar m-plane group iii-nitride films grown on miscut substratesUNIV CALIFORNIA·Filed 2008·Application pending·0 cites
- 1154US8691671B2Planar nonpolar group-III nitride films grown on miscut substratesHIRAI ASAKO·Filed 2012·Granted Apr 8, 2014·0 cites·21 claims
- 1252US2017327969A1Planar nonpolar group iii-nitride films grown on miscut substratesISO KENJI·Filed 2017·Application pending·0 cites
- 1352US2008163814A1CRYSTAL GROWTH OF M-PLANE AND SEMIPOLAR PLANES OF (Al, In, Ga, B)N ON VARIOUS SUBSTRATESUNIV CALIFORNIA·Filed 2007·Application pending·0 cites
- 1451US8729671B2Method for increasing the area of non-polar and semi-polar nitride substratesHIRAI ASAKO·Filed 2011·Granted May 20, 2014·0 cites·13 claims
- 1550US10522699B2Optoelectronic semiconductor chipOSRAM OPTO SEMICONDUCTORS GMBH·Filed 2018·Granted Dec 31, 2019·0 cites·15 claims
- 1650US2011237054A1Planar nonpolar group iii-nitride films grown on miscut substratesUNIV CALIFORNIA·Filed 2011·Application pending·0 cites
- 1748US2012068192A1CRYSTAL GROWTH OF M-PLANE AND SEMIPOLAR PLANES OF (Al, In, Ga, B)N ON VARIOUS SUBSTRATESKIM KWANG C·Filed 2011·Application pending·0 cites
- 1845US10164134B2Optoelectronic semiconductor chipOSRAM OPTO SEMICONDUCTORS GMBH·Filed 2016·Granted Dec 25, 2018·0 cites·16 claims
- 1942US2021320006A1Method of manufacturing a semiconductor component, and workpieceOSRAM OLED GMBH·Filed 2019·Application pending·0 cites
- 2041US10249787B2Component having a multiple quantum well structureOSRAM OPTO SEMICONDUCTORS GMBH·Filed 2016·Granted Apr 2, 2019·0 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when Asako Hirai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →