Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9437684 | Method of producing microstructure of nitride semiconductor and photonic crystal prepared according to the method | Takeshi Kawashima, Yasuhiro Nagatomo, Katsuyuki Hoshino | 2016-09-06 |
| 8885683 | Process for forming microstructure of nitride semiconductor, surface emitting laser using two-dimensional photonic crystal and production process thereof | Katsuyuki Hoshino, Yasuhiro Nagatomo, Takeshi Kawashima | 2014-11-11 |
| 8855158 | Two-dimensional photonic crystal surface emitting laser | Yasuhiro Nagatomo | 2014-10-07 |
| 8842710 | Process for producing semiconductor device and semiconductor device | Yasuhiro Nagatomo, Takeshi Kawashima, Katsuyuki Hoshino | 2014-09-23 |
| 8791025 | Method of producing microstructure of nitride semiconductor and photonic crystal prepared according to the method | Takeshi Kawashima, Yasuhiro Nagatomo, Katsuyuki Hoshino | 2014-07-29 |
| 8737447 | Nitride semiconductor laser | Yasuhiro Nagatomo | 2014-05-27 |
| 8488643 | Photonic-crystal surface emitting laser, laser array using the laser, and image forming apparatus using the laser array | Yasuhiro Nagatomo | 2013-07-16 |
| 8379685 | Surface emitting laser | Yasuhiro Nagatomo | 2013-02-19 |
| 8311072 | Surface emitting laser array and production method therefor | Katsuyuki Hoshino | 2012-11-13 |
| 8129210 | Manufacturing method of microstructure | Takeshi Kawashima, Katsuyuki Hoshino, Yasuhiro Nagatomo | 2012-03-06 |