Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9653661 | Light-emitting device, method of manufacturing the same, method of mounting the same and lighting device | Seiji Yamaguchi, Katsunori Arakane, Koji Tasumi | 2017-05-16 |
| 9640730 | Light emitting device | Koji Tasumi | 2017-05-02 |