Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8946772 | Substrate for epitaxial growth, process for manufacturing GaN-based semiconductor film, GaN-based semiconductor film, process for manufacturing GaN-based semiconductor light emitting element and GaN-based semiconductor light emitting element | Hiroaki Okagawa, Teruhisa Nakai, Seong Jin Kim | 2015-02-03 |
| 8716728 | Nitride semiconductor light-emitting diode device | Hirokazu Taniguchi, Hiroaki Okagawa, Shin Hiraoka, Takahide Joichi, Toshihiko Shima | 2014-05-06 |