Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10998695 | Semiconductor laser device, manufacturing method thereof, and light emitting device | Masayuki Ohta, RYOTA KAWAMURA | 2021-05-04 |
| 9614350 | Semiconductor laser element and near-field light output device using same | Kentaroh Tani, Akira Ariyoshi | 2017-04-04 |
| 8861561 | Semiconductor laser chip, semiconductor laser device, and semiconductor laser chip manufacturing method | Akira Ariyoshi | 2014-10-14 |
| 8824516 | GaN-based laser device | Tomoki Ono, Shigetoshi Ito, Susumu Omi | 2014-09-02 |
| 8737443 | Nitride semiconductor laser device and wafer | Kentaro Tani, Yoshihiko Tani | 2014-05-27 |
| 8548019 | GaN laser element | Tomoki Ono, Shigetoshi Ito, Susumu Omi | 2013-10-01 |
| 8379682 | Nitride semiconductor laser chip and method of fabrication thereof | Kentaro Tani, Yoshihiko Tani | 2013-02-19 |
| 8358675 | Nitride semiconductor laser device and wafer | Kentaro Tani, Yoshihiko Tani | 2013-01-22 |
| 8170076 | GaN laser element | Tomoki Ono, Shigetoshi Ito | 2012-05-01 |
| 7995632 | Nitride semiconductor laser chip and fabrication method thereof | Fumio Yamashita, Shigetoshi Ito, Shuichiro Yamamoto | 2011-08-09 |
| 7928460 | Light emitting element and manufacturing method thereof | Yoshinobu Kawaguchi, Takeshi Kamikawa | 2011-04-19 |
| 7899100 | GaN laser element | Tomoki Ono | 2011-03-01 |
| 7724793 | Nitride semiconductor laser element and fabrication method thereof | Yukio Yamasaki, Shuichiro Yamamoto | 2010-05-25 |
| 7199398 | Nitride semiconductor light emitting device having electrode electrically separated into at least two regions | Tomoki Ono, Shigetoshi Ito, Toshiyuki Okumura, Hirokazu Mouri, Kyoko Matsuda +2 more | 2007-04-03 |
| 7167489 | GaN-based semiconductor laser device | Yukio Yamasaki, Tomoki Ono, Shigetoshi Ito, Susumu Omi | 2007-01-23 |
| 7123642 | Multi-wavelength laser device | Mototaka Taneya | 2006-10-17 |
| 7041523 | Method of fabricating nitride semiconductor device | Yukio Yamasaki, Shigetoshi Ito, Susumu Omi | 2006-05-09 |
| 6865201 | Semiconductor laser device, method of fabricating the same and optical information reproduction apparatus | Shigetoshi Ito, Yukio Yamasaki | 2005-03-08 |
| 6737678 | Nitride semiconductor device and fabrication method thereof | Yukio Yamasaki, Shigetoshi Ito, Susumu Omi | 2004-05-18 |