Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7135816 | Color conversion filter and color conversion color display having the same | Koji Kawaguchi, Yukinori Kawamura | 2006-11-14 |
| 6956323 | Color conversion filter substrate and organic multicolor light emitting device | Koji Kawaguchi, Yukinori Kawamura | 2005-10-18 |
| 6653778 | Fluorescent color conversion film, fluorescent color conversion filter using the conversion film, and organic light-emitting device equipped with the conversion filter | Yoshimasa Tomiuchi | 2003-11-25 |
| 6589672 | Blue color filter and organic electroluminescent device using same | Ryoji Kobayashi, Koji Kawaguchi | 2003-07-08 |
| 6506506 | Fluorescent color conversion film, fluorescent color conversion filter using the same, and an organic light-emitting device equipped with this fluorescent color conversion filter | Yoshimasa Tomiuchi | 2003-01-14 |
| 6454966 | Fluorescent conversion filter and organic light emitting element including the same | Ryoji Kobayashi, Koji Kawaguchi | 2002-09-24 |
| 6358652 | Fluorescent conversion filter and organic light-emitting device equipped with the fluorescent conversion filter | Yoshimasa Tomiuchi, Ryoji Kobayashi | 2002-03-19 |
| 6179923 | Deposition apparatus for an organic thin-film light-emitting element | Tetsuya Yamamoto, Takao Maeda | 2001-01-30 |
| 6133581 | Organic light-emitting device and method of manufacturing the same | Yutaka Terao, Makoto Utsumi | 2000-10-17 |
| 6104363 | Display element driving method | Makoto Kobayashi, Haruo Kawakami | 2000-08-15 |
| 5949194 | Display element drive method | Haruo Kawakami, Makoto Kobayashi | 1999-09-07 |