Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8816320 | GaN-containing semiconductor light emitting device | Sho Iwayama | 2014-08-26 |
| 8349629 | Semiconductor light-emitting element and method of manufacturing same | Yusuke Yokobayashi, Satoshi Tanaka | 2013-01-08 |
| 8288788 | Optical semiconductor device having uneven semiconductor layer with non-uniform carrier density | Yusuke Yokobayashi | 2012-10-16 |
| 7999249 | Nitride semiconductor light emitting device with surface texture and its manufacture | Satoshi Tanaka, Yusuke Yokobayashi | 2011-08-16 |