Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9112096 | Method for producing group-III nitride semiconductor crystal, group-III nitride semiconductor substrate, and semiconductor light emitting device | Kenji Fujito | 2015-08-18 |
| 8269251 | Method for producing group III nitride semiconductor crystal, group III nitride semiconductor substrate, and semiconductor light-emitting device | Kenji Fujito | 2012-09-18 |
| 8142566 | Method for producing Ga-containing nitride semiconductor single crystal of BxAlyGazIn1-x-y-zNsPtAs1-s-t (0<=x<=1, 0<=y<1, 0<z<=1, 0<s<=1 and 0<=t<1) on a substrate | Hirobumi Nagaoka, Hirotaka Oota, Isao Fujimura | 2012-03-27 |
| 7794541 | Gallium nitride-based material and method of manufacturing the same | Hiroyuki Shibata, Yoshio Waseda, Kenji Shimoyama, Hirobumi Nagaoka | 2010-09-14 |
| 6807213 | Semiconductor optical device apparatus | Kenji Shimoyama, Nobuyuki Hosoi, Yoshihito Sato, Satosi Kikuchi | 2004-10-19 |
| 6744066 | Semiconductor device and method for manufacturing the same | Kenji Shimoyama, Hideki Gotoh, Satoru Nagao | 2004-06-01 |
| 6707071 | Semiconductor light-emitting device | Makiko Hashimoto, Nobuyuki Hosoi, Kenji Shimoyama, Katsushi Fujii, Yoshihito Sato | 2004-03-16 |
| 6589807 | Semiconductor device and method for manufacturing the same | Kenji Shimoyama, Hideki Gotoh, Satoru Nagao | 2003-07-08 |
| 6387721 | Semiconductor light-emitting device and manufacturing method for the same | Makiko Hashimoto, Nobuyuki Hosoi, Kenji Shimoyama, Katsushi Fujii, Yoshihito Sato | 2002-05-14 |
| 6265733 | Semiconductor device and method for manufacturing the same | Kenji Shimoyama, Hideki Gotoh, Satoru Nagao | 2001-07-24 |