Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6771018 | Light-emitting device and display device employing electroluminescence with no light leakage and improved light extraction efficiency | Atsushi Oda, Hitoshi Ishikawa | 2004-08-03 |
| 6759144 | Organic electroluminescence device | Hitoshi Ishikawa, Yukiko Morioka, Atsushi Oda | 2004-07-06 |
| 6753097 | Organic electroluminescent device | Atsushi Oda, Hitoshi Ishikawa | 2004-06-22 |
| 6750895 | Optical printer head with integrated drive circuitry | Tomohiko Otose, Hideki Asada, Tsutomu Uezono, Atsushi Oda | 2004-06-15 |
| 6747287 | Organic thin film transistor | Atsushi Oda, Hitoshi Ishikawa | 2004-06-08 |
| 6746784 | Organic electroluminescent device | Hitoshi Ishikawa, Hiroshi Tada, Atsushi Oda | 2004-06-08 |
| 6734624 | Organic electro-luminescence device and method for fabricating same | Hiroshi Tada, Atsushi Oda, Hitoshi Ishikawa, Yukiko Morioka | 2004-05-11 |
| 6699594 | Organic electroluminescent device | Hitoshi Ishikawa, Yukiko Morioka, Atsushi Oda | 2004-03-02 |
| 6682831 | Organic electroluminescent device | Hitoshi Ishikawa, Hiroshi Tada, Atsushi Oda | 2004-01-27 |
| 6670051 | Organic electroluminescent device using hole-injectable, light-emitting material | Atsushi Oda, Hitoshi Ishikawa, Yukiko Morioka | 2003-12-30 |
| 6660408 | Organic electroluminescent device | Hitoshi Ishikawa, Atsushi Oda | 2003-12-09 |
| 6630253 | Organic electroluminescence device | Taizou Tanaka, Kenji Mori | 2003-10-07 |
| 6582837 | Organic electroluminescence device | Atushi Oda, Hitoshi Ishikawa | 2003-06-24 |
| 6565993 | Organic electroluminescence device | Hitoshi Ishikawa, Hiroshi Tada, Yukiko Morioka, Atsushi Oda | 2003-05-20 |
| 6492041 | Organic electroluminescent device having high efficient luminance | Hitoshi Ishiskawa, Atsushi Oda | 2002-12-10 |
| 6476550 | Organic Electroluminescent device with a defraction grading and luminescent layer | Atsushi Oda, Hitoshi Ishikawa | 2002-11-05 |
| 6468675 | Organic electroluminescent device having high luminance efficiency | Hitoshi Ishikawa, Atsushi Oda | 2002-10-22 |
| 6465116 | Organic electroluminescent device | Hitoshi Ishikawa, Yukiko Morioka, Atsushi Oda | 2002-10-15 |
| 6396208 | Organic electroluminescent device and its manufacturing process | Atushi Oda, Hitoshi Ishikawa | 2002-05-28 |
| 6329083 | Organic electroluminescent device containing a benzoperylene compound | Atsushi Oda, Hitoshi Ishikawa | 2001-12-11 |
| 6180267 | Organic electroluminescent device containing a 1,3-dibenzylideneindane compound | Atsushi Oda, Hitoshi Ishikawa | 2001-01-30 |
| 5831084 | Oxytitanium phthalocyanine crystal | Akira Hirano | 1998-11-03 |
| 5276810 | Information item selection apparatus producing multi-channel output signals | Masatsuga Kitamura, Kyosuke Tokoro | 1994-01-04 |