Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 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 |
| 6492041 | Organic electroluminescent device having high efficient luminance | Hitoshi Ishiskawa, Satoru Toguchi | 2002-12-10 |
| 6476550 | Organic Electroluminescent device with a defraction grading and luminescent layer | Hitoshi Ishikawa, Satoru Toguchi | 2002-11-05 |
| 6468675 | Organic electroluminescent device having high luminance efficiency | Hitoshi Ishikawa, Satoru Toguchi | 2002-10-22 |
| 6465116 | Organic electroluminescent device | Hitoshi Ishikawa, Satoru Toguchi, Yukiko Morioka | 2002-10-15 |
| 6432887 | Rolling device | Toyohisa Yamamoto, Kenichi Iso | 2002-08-13 |
| 6329083 | Organic electroluminescent device containing a benzoperylene compound | Satoru Toguchi, Hitoshi Ishikawa | 2001-12-11 |
| 6322908 | Organic electroluminescent device | Toshiyasu Suzuki, Etsuo Hasegawa | 2001-11-27 |
| 6318981 | Two-cylinder type two-stage compression rotary compressor | Toshiyuki Ebara, Satoshi Imai, Masaya Tadano, Takashi Yamakawa | 2001-11-20 |
| 6180267 | Organic electroluminescent device containing a 1,3-dibenzylideneindane compound | Satoru Toguchi, Hitoshi Ishikawa | 2001-01-30 |
| D405092 | Signal converter for television monitor | Junichi Ohshima | 1999-02-02 |
| 5366419 | Power transmission device including a lubricated electromagnetic clutch | — | 1994-11-22 |
| 5194511 | Organic nonlinear optical materials derived from vinylidene cyanide-vinyl-p-acetoxy-benzoate copolymers | Iwao Seo, Manabu Kishimoto, Kenji Nakajima | 1993-03-16 |