Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12278458 | Light emitting assembly with a degradation determiner for the laser elements and for the optical system | — | 2025-04-15 |
| 12212115 | Semiconductor light-emitting apparatus and method of fabricating semiconductor light-emitting apparatus | Tohru Nishikawa | 2025-01-28 |
| 12142895 | Semiconductor laser device | Keishi Kouno, Ryoji Hiroyama, Shinji Yoshida, Masanori HIROKI | 2024-11-12 |
| 12119611 | Semiconductor laser apparatus and semiconductor laser device | Masayuki Ono, Tohru Nishikawa, Hiroshi Asaka, Mitsuru Nishitsuji, Kazuya Yamada | 2024-10-15 |
| 11322908 | Nitride light emitter | Toru Takayama, Tohru Nishikawa, Tougo Nakatani, Takashi Kano, Shinji Ueda | 2022-05-03 |
| 11309688 | Nitride semiconductor light-emitting element, method for manufacturing nitride semiconductor light-emitting element, and nitride semiconductor light-emitting device | Daisuke Ikeda, Gen Shimizu, Hideo Kitagawa, Toru Takayama, Masayuki Ono +2 more | 2022-04-19 |
| 10680414 | Nitride-based light-emitting device | Toru Takayama, Tougo Nakatani, Takashi Kano | 2020-06-09 |
| 9869453 | Light source, light source unit, and light source module using same | Kazuhiko Yamanaka | 2018-01-16 |
| 9735314 | Nitride semiconductor light emitting device | Kazuhiko Yamanaka, Shinji Yoshida, Hiroyuki HAGINO | 2017-08-15 |
| 9385277 | Nitride semiconductor light emitting device | Kazuhiko Yamanaka, Shinji Yoshida, Hiroyuki HAGINO | 2016-07-05 |
| 8422526 | Semiconductor laser device and method for manufacturing the same | Masao Kawaguchi, Hideki Kasugai | 2013-04-16 |
| 6909733 | Semiconductor laser device | Toru Takayama, Osamu Imafuji, Masaaki Yuri | 2005-06-21 |