Issued Patents 2004
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821644 | Organic electroluminescent device | Hitoshi Ishikawa, Satoru Toguchi, Hiroshi Tada, Yukiko Morioka | 2004-11-23 |
| 6809333 | Organic electroluminescence element | Hitoshi Ishikawa, Satoru Toguchi, Hiroshi Tada | 2004-10-26 |
| 6806643 | Light-emitting body, light emitting device and light-emitting display | Kazuhiko Hayashi | 2004-10-19 |
| 6784452 | Organic thin film transistor | Satoru Toguchi, Hitoshi Ishikawa | 2004-08-31 |
| 6769267 | Multistage compressor | Toshiyuki Ebara, Satoshi Imai, Masaya Tadano | 2004-08-03 |
| 6771018 | Light-emitting device and display device employing electroluminescence with no light leakage and improved light extraction efficiency | Satoru Toguchi, Hitoshi Ishikawa | 2004-08-03 |
| 6759144 | Organic electroluminescence device | Satoru Toguchi, Hitoshi Ishikawa, Yukiko Morioka | 2004-07-06 |
| 6753097 | Organic electroluminescent device | Satoru Toguchi, Hitoshi Ishikawa | 2004-06-22 |
| 6750895 | Optical printer head with integrated drive circuitry | Tomohiko Otose, Hideki Asada, Tsutomu Uezono, Satoru Toguchi | 2004-06-15 |
| 6747287 | Organic thin film transistor | Satoru Toguchi, Hitoshi Ishikawa | 2004-06-08 |
| 6746784 | Organic electroluminescent device | Satoru Toguchi, Hitoshi Ishikawa, Hiroshi Tada | 2004-06-08 |
| 6734624 | Organic electro-luminescence device and method for fabricating same | Hiroshi Tada, Hitoshi Ishikawa, Satoru Toguchi, Yukiko Morioka | 2004-05-11 |
| 6699594 | Organic electroluminescent device | Hitoshi Ishikawa, Satoru Toguchi, Yukiko Morioka | 2004-03-02 |
| 6682831 | Organic electroluminescent device | Satoru Toguchi, Hitoshi Ishikawa, Hiroshi Tada | 2004-01-27 |