Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10134966 | Light emitting device | Yasuo Fujikawa, Yosuke Nakayama | 2018-11-20 |
| 9951925 | Light emitting device | Yasuo Fujikawa | 2018-04-24 |
| 9933140 | Light emitting device | Yasuo Fujikawa, Tomohiro Ikeda, Yohei Inayoshi, Motokazu Yamada | 2018-04-03 |