Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11126021 | Semiconductor optical device and method for manufacturing the same | — | 2021-09-21 |
| 9341772 | Integrated semiconductor device | — | 2016-05-17 |
| 9235002 | Integrated semiconductor device | — | 2016-01-12 |
| 8741670 | Method for producing integrated optical device | — | 2014-06-03 |
| 8637338 | Method for producing integrated optical device | Kenji Hiratsuka | 2014-01-28 |
| 8637337 | Method for producing integrated optical device | — | 2014-01-28 |
| 8227275 | Method to form semiconductor laser diode with mesa structure buried by current blocking layer | — | 2012-07-24 |
| 8021985 | Method to form semiconductor laser diode | — | 2011-09-20 |
| 7998770 | Method for forming a semiconductor light-emitting device | Atsushi Matsumura | 2011-08-16 |
| 7816157 | Method of producing semiconductor optical device | — | 2010-10-19 |
| 7723138 | Method of fabricating a semiconductor optical device | — | 2010-05-25 |
| 7678594 | Integrated optical device and fabrication method thereof | — | 2010-03-16 |
| 7627009 | Light-emitting device on n-type InP substrate heavily doped with sulfur | Michio Murata | 2009-12-01 |
| 7196909 | AC coupling circuit having a large capacitance and a good frequency response | — | 2007-03-27 |
| 6791159 | Optical module | Akihiro Moto | 2004-09-14 |