Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6329084 | Compound for organic electro-luminescence device and organic electro-luminescence device using the compound | Shinichiro Maki | 2001-12-11 |
| 6280859 | Light-emitting material for organo-electroluminescence device and for organic electroluminescence device which the material is applied | Toshikazu Onikubo, Satoshi Okutsu, Toshio Enokida | 2001-08-28 |
| 6251531 | Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted | Toshio Enokida, Satoshi Okutsu | 2001-06-26 |
| 6245449 | Material for organoelectroluminescence device and use thereof | Toshio Enokida, Toshikazu Onikubo, Satoshi Okutsu | 2001-06-12 |
| 6159281 | Deterioration preventive for concrete or mortar and method for preventing deterioration of concrete or mortar | Hiromi Uchida, Toshio Enokida, Reiko Tanaka | 2000-12-12 |
| 6150042 | Material for organoelectro-luminescence device and use thereof | Toshio Enokida, Toshikazu Onikubo, Satoshi Okutsu | 2000-11-21 |
| 6001284 | Organoelectroluminescence device material and organoelectroluminescence device for which the material is adapted | Toshio Enokida, Satoshi Okutsu | 1999-12-14 |
| 5968675 | Hole-transporting material and use thereof | Satoshi Okutsu, Toshio Enokida | 1999-10-19 |
| 5948941 | Material for organoelectroluminescence device and organoelectroluminescence device using the material | Toshikazu Onikubo, Satoshi Okutsu, Toshio Enokida | 1999-09-07 |
| 5811834 | Light-emitting material for organo-electroluminescence device and organo-electroluminescence device for which the light-emitting material is adapted | Toshio Enokida | 1998-09-22 |
| 5759444 | Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted | Toshio Enokida, Satoshi Okutsu | 1998-06-02 |
| 5681664 | Hole-transporting material and use thereof | Toshikazu Onikubo, Toshiyuki Uemura, Tadashi Ogawa, Toshio Enokida | 1997-10-28 |
| 5585213 | Hole-transporting material and its use | Toshikazu Onikubo, Toshio Enokida | 1996-12-17 |
| 5348840 | Optical recording medium | Makoto Sakamoto | 1994-09-20 |