Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7030421 | Semiconductor light emitting device and fabrication method thereof | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2006-04-18 |
| 7002182 | Semiconductor light emitting device integral type semiconductor light emitting unit image display unit and illuminating unit | Hiroyuki Okuyama, Jun Suzuki | 2006-02-21 |
| 7002183 | Semiconductor light emitting device having a semiconductor layer formed by selective growth | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2006-02-21 |
| 6998645 | Semiconductor light emitting device having a semiconductor layer formed by selective growth | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2006-02-14 |
| 6969670 | Selective growth method, and semiconductor light emitting device and fabrication method thereof | Hiroyuki Okuyama | 2005-11-29 |
| 6967353 | Semiconductor light emitting device and fabrication method thereof | Jun Suzuki, Hiroyuki Okuyama, Etsuo Morita | 2005-11-22 |
| 6946686 | Method of fabricating semiconductor device and semiconductor device | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2005-09-20 |
| 6927164 | Method of fabricating semiconductor device and semiconductor device | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2005-08-09 |
| 6924500 | Semiconductor light-emitting device and process for producing the same | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata, Tomoyuki Kikutani | 2005-08-02 |
| D505923 | Semiconductor element | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2005-06-07 |
| D505924 | Semiconductor element | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2005-06-07 |
| 6881982 | Semiconductor light emitting device | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2005-04-19 |
| 6870190 | Display unit and semiconductor light emitting device | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata, Masaru Minami | 2005-03-22 |
| 6858081 | Selective growth method, and semiconductor light emitting device and fabrication method thereof | Hiroyuki Okuyama | 2005-02-22 |
| 6831300 | Semiconductor light emitting device, manufacturing method of a semiconductor light emitting device and connection structure of an electrode layer | Masato Doi, Hiroyuki Okuyama, Toyoharu Oohata | 2004-12-14 |
| 6828591 | Semiconductor light emitting device and fabrication method thereof | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2004-12-07 |
| 6818465 | Nitride semiconductor element and production method for nitride semiconductor element | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2004-11-16 |
| 6818463 | Vapor-phase growth method for a nitride semiconductor and a nitride semiconductor device | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2004-11-16 |
| 6734030 | Semiconductor light emitting device and method of fabricating semiconductor light emitting device | Masato Doi, Hiroyuki Okuyama, Toyoharu Oohata | 2004-05-11 |
| 6623560 | Crystal growth method | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2003-09-23 |
| 6576571 | Process of vapor phase growth of nitride semiconductor | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2003-06-10 |
| D472529 | Semiconductor element | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2003-04-01 |
| D472531 | Semiconductor element | Hiroyuki Okuyama, Masato Doi, Toyoharu Oohata | 2003-04-01 |