Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7638797 | Substrate of emitting device and emitting device using the same | Tomohisa Gotoh, Hisanao Tsuge, Atsushi Kamijo, Satoru Toguchi | 2009-12-29 |
| 7391048 | Optical control portion with graded metal dopant to control refractive index | Tomohisa Gotoh, Hisanao Tsuge, Atsushi Kamijo, Satoru Toguchi | 2008-06-24 |
| 7180235 | Light-emitting device substrate with light control layer and light-emitting device using the same | Tomohisa Gotoh, Hisanao Tsuge, Atsushi Kamijo, Satoru Toguchi | 2007-02-20 |