Issued Patents All Time
Showing 26–50 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8405070 | Composite material, and light emitting element and light emitting device using the composite material | Yuji Iwaki, Satoshi Seo, Daisuke Kumaki, Kumi Kojima | 2013-03-26 |
| 8389735 | Oxadiazole derivative, and light emitting element, light emitting device, and electronic device using the oxadiazole derivative | Hiroko Murata, Sachiko Kawakami, Nobuharu Ohsawa, Ryoji Nomura, Satoshi Seo | 2013-03-05 |
| 8298687 | Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic device | Sachiko Kawakami, Nobuharu Ohsawa, Kumi Kojima, Satoshi Seo, Masakazu Egawa +1 more | 2012-10-30 |
| 8193701 | Stilbene derivatives, light-emitting element and light-emitting device | Masakazu Egawa, Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo, Ryoji Nomura | 2012-06-05 |
| 8178885 | Aromatic amine compound, and light emitting element, light emitting device, and electronic device using aromatic amine compound | Sachiko Kawakami, Satoko Shitagaki, Satoshi Seo | 2012-05-15 |
| 8106392 | Anthracene derivative, and light-emitting element, light-emitting device, electronic device using anthracene derivative | Masakazu Egawa, Sachiko Kawakami, Tsunenori Suzuki, Ryoji Nomura | 2012-01-31 |
| 8039122 | Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic device | Sachiko Kawakami, Nobuharu Ohsawa, Kumi Kojima, Satoshi Seo, Masakazu Egawa +1 more | 2011-10-18 |
| 8008489 | Quinoxaline derivative, and light-emitting element, light-emitting device, electronic device using the quinoxaline derivative | Masakazu Egawa, Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo, Ryoji Nomura | 2011-08-30 |
| 7919773 | Aromatic amine compound, and light-emitting element, light-emitting device, and electronic appliance using the aromatic amine compound | Sachiko Kawakami, Nobuharu Ohsawa, Satoko Shitagaki | 2011-04-05 |
| 7901791 | Carbazole derivative, and light emitting element and light emitting device using the carbazole derivative | Sachiko Kawakami, Daisuke Kumaki | 2011-03-08 |
| 7897964 | Spirofluorene derivative, material for light-emitting element, light-emitting element, light-emitting device, and electronic device | Sachiko Kawakami | 2011-03-01 |
| 7898171 | Stilbene derivatives, light-emitting element and light-emitting device | Masakazu Egawa, Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo, Ryoji Nomura | 2011-03-01 |
| 7892657 | Light emitting element, light emitting device, and electronic device | Ryoji Nomura, Hiroko Abe, Satoshi Seo, Junichiro Sakata, Daisuke Kumaki +1 more | 2011-02-22 |
| 7879257 | Organic-inorganic hybrid material, composition for synthesizing the same, and manufacturing method of the same | Satoshi Seo, Ryoji Nomura | 2011-02-01 |
| 7879464 | Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic appliance | Sachiko Kawakami, Kumi Kojima, Ryoji Nomura, Nobuharu Ohsawa | 2011-02-01 |
| 7842945 | Anthracene derivative, and light-emitting element, light-emitting device, electronic device using anthracene derivative | Masakazu Egawa, Sachiko Kawakami, Tsunenori Suzuki, Ryoji Nomura | 2010-11-30 |
| 7838128 | Carbazole derivative, and light emitting element material, light emitting element, and electronic appliance obtained using the same | Sachiko Kawakami, Nobuharu Ohsawa, Kumi Kojima, Masakazu Egawa, Ryoji Nomura | 2010-11-23 |
| 7816668 | Spirofluorene derivative, material for light-emitting element, light-emitting element, light-emitting device, and electronic device | Sachiko Kawakami | 2010-10-19 |
| 7795449 | Aromatic amine compound, and light emitting element, light emitting device, and electronic device using aromatic amine compound | Sachiko Kawakami, Satoko Shitagaki, Satoshi Seo | 2010-09-14 |
| 7732064 | Anthracene derivative, and light-emitting element, light-emitting device, and electronic appliance using the same | Sachiko Kawakami, Kumi Kojima, Ryoji Nomura, Nobuharu Ohsawa | 2010-06-08 |
| 7732061 | Light emitting element and light emitting device having the light emitting element | Ryoji Nomura, Satoko Shitagaki, Hisao Ikeda, Junichiro Sakata, Satoshi Seo +1 more | 2010-06-08 |
| 7696348 | Quinoxaline derivative, and light-emitting element, light-emitting device, electronic device using the quinoxaline derivative | Masakazu Egawa, Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo, Ryoji Nomura | 2010-04-13 |
| 7666524 | Oligonaphthalene derivatives, and light-emitting element and light-emitting device using oligonaphthalene derivatives | Sachiko Kawakami, Ryoji Nomura | 2010-02-23 |
| 7649197 | Composite material, and light emitting element and light emitting device using the composite material | Yuji Iwaki, Satoshi Seo, Daisuke Kumaki, Kumi Kojima | 2010-01-19 |
| 7622863 | Light-emitting device and electronic device including first and second light emitting elements | Satoshi Seo, Yukie Nemoto | 2009-11-24 |