Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8654810 | Light-emitting device and method of manufacturing the same | Hiroyuki Fukasawa, Yuichi Hamaguchi, Takeharu Asano, Keigo Aga | 2014-02-18 |
| 8509278 | Light emitting device and optical apparatus using the same | Kazunari Saito, Kota Tokuda | 2013-08-13 |
| 8138663 | Light emitting device and method of manufacturing the same | Yuichi Hamaguchi | 2012-03-20 |
| 5739709 | Phase frequency detecting circuit | — | 1998-04-14 |