Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670051 | Organic electroluminescent device using hole-injectable, light-emitting material | Hitoshi Ishikawa, Satoru Toguchi, Yukiko Morioka | 2003-12-30 |
| 6660408 | Organic electroluminescent device | Satoru Toguchi, Hitoshi Ishikawa | 2003-12-09 |
| 6651458 | Internal intermediate pressure 2-stage compression type rotary compressor | Toshiyuki Ebara, Masaya Tadano, Takashi Yamakawa | 2003-11-25 |
| 6616428 | Double-cylinder two-stage compression rotary compressor | Toshiyuki Ebara, Masaya Tadano, Takashi Yamakawa | 2003-09-09 |
| 6613456 | Organic electroluminescent device | Toshiyasu Suzuki, Etsuo Hasegawa | 2003-09-02 |
| 6593689 | Organic light-emitting device | Kazuhiko Hayashi, Takashi Fukuchi, Shinnzo Tsuboi | 2003-07-15 |
| 6581408 | Multi-stage compression refrigerating device | Masaya Tadano, Toshiyuki Ebara, Takashi Yamakawa | 2003-06-24 |
| 6568198 | Multi-stage compression refrigerating device | Masaya Tadano, Toshiyuki Ebara, Takashi Yamakawa | 2003-05-27 |
| 6565993 | Organic electroluminescence device | Satoru Toguchi, Hitoshi Ishikawa, Hiroshi Tada, Yukiko Morioka | 2003-05-20 |