Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653778 | Fluorescent color conversion film, fluorescent color conversion filter using the conversion film, and organic light-emitting device equipped with the conversion filter | Yotaro Shiraishi | 2003-11-25 |
| 6627367 | Electrophotographic photoconductor | Hiroaki Yokouchi | 2003-09-30 |
| 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 | Yotaro Shiraishi | 2003-01-14 |
| 6358652 | Fluorescent conversion filter and organic light-emitting device equipped with the fluorescent conversion filter | Ryoji Kobayashi, Yotaro Shiraishi | 2002-03-19 |
| 5888685 | Electrophotographic photoconductor | Masami Kuroda, Ayako Tutui, Kenji Kawate | 1999-03-30 |
| 5686212 | Photoconductor for electrophotography containing distyryl compound | Masami Kuroda, Osamu Nabeta, Masayo Amano, Yoshimasa Hattori, Noboru Furusho | 1997-11-11 |
| 5618646 | Electrophotographic photoreceptors with anti-oxidizing agents | Sumitaka Nogami, Michihiro Kitazawa, Katsuhiro Sato | 1997-04-08 |