Issued Patents All Time
Showing 26–50 of 93 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7564064 | Semiconductor light emitting device, an integrated semiconductor light emitting apparatus, an image display apparatus, and an illuminating apparatus having a semiconductor layer with conical crystal portion | Toyoharu Oohata, Masato Doi, Goshi Biwa, Jun Suzuki | 2009-07-21 |
| 7553370 | Crystal growth method for nitride semiconductor and formation method for semiconductor device | Goshi Biwa, Masato Doi, Toyoharu Oohata | 2009-06-30 |
| 7550775 | GaN semiconductor light-emitting element and method for manufacturing the same | — | 2009-06-23 |
| 7501663 | Semiconductor light-emitting device, and image display device and lighting unit comprising same | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2009-03-10 |
| 7492484 | Image signal processing method and apparatus for limiting amount of toner stick | — | 2009-02-17 |
| 7468528 | Semiconductor light-emitting device | Jun Suzuki, Masato Doi, Goshi Biwa | 2008-12-23 |
| 7452789 | Method for forming underlayer composed of GaN-based compound semiconductor, GaN-based semiconductor light-emitting element, and method for manufacturing GaN-based semiconductor light-emitting element | — | 2008-11-18 |
| 7364805 | Crystal film, crystal substrate, and semiconductor device | Etsuo Morita, Yousuke Murakami, Goshi Biwa, Masato Doi, Toyoharu Oohata | 2008-04-29 |
| 7324230 | Image forming apparatus and image forming method for forming color and monochromatic images | — | 2008-01-29 |
| 7298506 | Image forming apparatus and image forming method for preventing counterfeiting | — | 2007-11-20 |
| 7250320 | Semiconductor light emitting element, manufacturing method thereof, integrated semiconductor light emitting device, manufacturing method thereof, image display device, manufacturing method thereof, illuminating device and manufacturing method thereof | Masato Doi, Goshi Biwa, Jun Suzuki, Toyoharu Oohata | 2007-07-31 |
| 7236263 | Image processing system and method for improved color conversion | — | 2007-06-26 |
| 7227189 | Vapor-phase growth method for a nitride semiconductor and a nitride semiconductor device | Goshi Biwa, Masato Doi, Toyoharu Oohata | 2007-06-05 |
| 7221001 | Semiconductor light-emitting device and process for producing the same | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2007-05-22 |
| 7205168 | Semiconductor light emitting device, its manufacturing method, integrated semiconductor light emitting apparatus, its manufacturing method, illuminating apparatus, and its manufacturing method | Toyoharu Oohata, Masato Doi, Goshi Biwa, Jun Suzuki | 2007-04-17 |
| 7135348 | Semiconductor light emitting device and fabrication method thereof | Goshi Biwa | 2006-11-14 |
| 7129515 | Lighting system | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2006-10-31 |
| 7129514 | Image display unit | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2006-10-31 |
| 7129107 | Process for producing a semiconductor light-emitting device | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2006-10-31 |
| 7122394 | Process for producing a semiconductor light-emitting device | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2006-10-17 |
| 7122825 | Lighting system | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2006-10-17 |
| 7122826 | Image display unit | Masato Doi, Goshi Biwa, Toyoharu Oohata, Tomoyuki Kikutani | 2006-10-17 |
| 7087932 | Semiconductor light-emitting device and semiconductor light-emitting device | Masato Doi, Goshi Biwa, Toyoharu Oohata | 2006-08-08 |
| 7067339 | Selective growth method, and semiconductor light emitting device and fabrication method thereof | Goshi Biwa | 2006-06-27 |
| 7033436 | Crystal growth method for nitride semiconductor and formation method for semiconductor device | Goshi Biwa, Masato Doi, Toyoharu Oohata | 2006-04-25 |