Issued Patents All Time
Showing 26–50 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7071495 | III group nitride system compound semiconductor light emitting element and method of making same | — | 2006-07-04 |
| 7042153 | Group III nitride compound semiconductor light emitting element | — | 2006-05-09 |
| 7042089 | Group III nitride compound semiconductor device | Atsuo Hirano, Koichi Ota, Naohisa Nagasaka | 2006-05-09 |
| 7038246 | Light emitting apparatus | — | 2006-05-02 |
| 7023020 | Group III nitride compound semiconductor light-emitting device | — | 2006-04-04 |
| 7018915 | Group III nitride compound semiconductor device and method for forming an electrode | Naoki Shibata, Makoto Asai, Yasuo Koide, Masanori Murakami | 2006-03-28 |
| 7015515 | Group III nitride compound semiconductor device having a superlattice structure | Tetsuya Taki, Makoto Asai, Katsuhisa Sawazaki, Naoki Kaneyama | 2006-03-21 |
| 7005684 | Group III nitride based semiconductor luminescent element | Shigemi Horiuchi | 2006-02-28 |
| 6960485 | Light-emitting device using a group III nitride compound semiconductor and a method of manufacture | Naohisa Nagasaka, Masaki Hashimura, Atsuo Hirano, Hiroshi Tadano, Tetsu Kachi +1 more | 2005-11-01 |
| 6955936 | Methods and devices related to electrode pads for p-type Group III nitride compound semiconductors | Naoki Shibata, Shizuyo Noiri, Shigemi Horiuchi | 2005-10-18 |
| 6956245 | Group III nitride compound semiconductor light-emitting element | Masanobu Senda, Hideki Omoya, Masaki Hashimura | 2005-10-18 |
| 6936859 | Light-emitting semiconductor device using group III nitride compound | Shigemi Horiuchi | 2005-08-30 |
| 6917059 | III group nitride system compound semiconductor light emitting element | — | 2005-07-12 |
| 6878971 | Light-emitting apparatus | — | 2005-04-12 |
| 6867058 | Transparent electrode film and group III nitride semiconductor device | Shigemi Horiuchi | 2005-03-15 |
| 6861281 | Group III nitride compound semiconductor light-emitting device and method for producing the same | Naohisa Nagasaka | 2005-03-01 |
| 6835958 | Light-emitting device | — | 2004-12-28 |
| 6831305 | Semiconductor light-emitting device | Takemasa Yasukawa, Hideki Mori | 2004-12-14 |
| 6806571 | III nitride compound semiconductor element an electrode forming method | Naoki Shibata, Makoto Asai, Yasuo Koide, Masanori Murakami | 2004-10-19 |
| 6794690 | Group III nitride compound semiconductor light-emitting element | — | 2004-09-21 |
| 6777805 | Group-III nitride compound semiconductor device | Atsuo Hirano, Koichi Ota, Naohisa Nagasaka | 2004-08-17 |
| 6774025 | Method for producing group III nitride compound semiconductor light-emitting element | — | 2004-08-10 |
| 6734468 | Devices related to electrode pads for p-type group III nitride compound semiconductors | Naoki Shibata, Shizuyo Noiri, Shigemi Horiuchi | 2004-05-11 |
| 6727518 | Light emitting device using group III nitride compound semiconductor | Takahide Oshio | 2004-04-27 |
| 6649941 | Method for manufacturing semiconductor device using group III nitride compound | — | 2003-11-18 |