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2010-06-08 |
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Perylene derivative synthesis process, perylene derivative and organic EL device |
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2008-01-15 |
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2006-08-29 |
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Tetsuji Fujita, Sumiko Kitagawa |
2006-08-29 |
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2003-09-23 |
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2003-09-02 |
| 6603140 |
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2003-08-05 |
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2003-07-22 |
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2002-06-04 |
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Compound for use in organic EL device and organic EL device |
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2002-05-14 |
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2002-02-05 |
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Organic electroluminescent device |
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2001-09-04 |
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Organic EL element |
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2001-03-20 |
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Color conversion material, and organic electroluminescent color display using the same |
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2000-02-08 |
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Organic EL element |
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1998-08-11 |
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Phenylanthracene derivative and organic EL element |
Kenji Nakaya |
1997-06-03 |
| 5574715 |
Optical recording medium |
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EL element using polythiophene |
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1996-07-30 |
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Trisarylaminobenzene derivatives, compounds for organic EL element, and organic EL element |
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1996-04-16 |
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Optical recording medium |
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1992-11-03 |
| 5154958 |
Optical recording medium |
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1992-10-13 |
