Inventor · disambiguated record
Hirofumi Nishiyama
Also filed as: NISHIYAMA HIROFUMI
11 granted patents·13 citations·filing 2011–2022
80Inventor score
Top patents by PatentIndex Score
11 records- 0186US8658441B2Method of manufacturing nitride semiconductor light emitting elementBANDO SHUSAKU·Filed 2012·Granted Feb 25, 2014·11 cites·4 claims
- 0272US10381400B2Method of manufacturing light emitting deviceNICHIA CORP·Filed 2018·Granted Aug 13, 2019·2 cites·9 claims
- 0370US12464864B2Light-emitting elementNICHIA CORP·Filed 2022·Granted Nov 4, 2025·0 cites·18 claims
- 0455US12095007B2Light-emitting element and method for manufacturing light-emitting elementNICHIA CORP·Filed 2021·Granted Sep 17, 2024·0 cites·16 claims
- 0550US11791440B2Method of manufacturing light emitting elementNICHIA CORP·Filed 2020·Granted Oct 17, 2023·0 cites·16 claims
- 0648US11527674B2Method of manufacturing light-emitting deviceNICHIA CORP·Filed 2021·Granted Dec 13, 2022·0 cites·18 claims
- 0748US10658423B2Method of manufacturing light emitting deviceNICHIA CORP·Filed 2019·Granted May 19, 2020·0 cites·23 claims
- 0847US11508705B2Method of manufacturing light-emitting deviceNICHIA CORP·Filed 2021·Granted Nov 22, 2022·0 cites·20 claims
- 0945US11063084B2Method for manufacturing light-emitting elementNICHIA CORP·Filed 2020·Granted Jul 13, 2021·0 cites·16 claims
- 1036US11758102B2Display device and display methodMARELLI CORP·Filed 2020·Granted Sep 12, 2023·0 cites·7 claims
- 1134US9000469B2Nitride group semiconductor light emitting deviceMIKI YASUHIRO·Filed 2011·Granted Apr 7, 2015·0 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Hirofumi Nishiyama 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 →