Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11296280 | Anthracene derivative, light emitting element using the same, and light emitting device using the same | Harue Nakashima, Sachiko Kawakami, Ryoji Nomura, Nobuharu Ohsawa | 2022-04-05 |
| 10326078 | Anthracene derivative, light-emitting element using the same, and light-emitting device using the same | Harue Nakashima, Sachiko Kawakami, Ryoji Nomura, Nobuharu Ohsawa | 2019-06-18 |
| 9478751 | Anthracene derivative, light emitting element using the same, and light emitting device using the same | Harue Nakashima, Sachiko Kawakami, Ryoji Nomura, Nobuharu Ohsawa | 2016-10-25 |
| 8815410 | Anthracene derivative, light emitting element using the same, and light emitting device using the same | Harue Nakashima, Sachiko Kawakami, Ryoji Nomura, Nobuharu Ohsawa | 2014-08-26 |
| 8686628 | Anthracene derivative | Sachiko Kawakami, Harue Nakashima, Nobuharu Ohsawa, Ryoji Nomura | 2014-04-01 |
| 8659008 | Composite material and light emitting element, light emitting device, and electronic device using the composite material | Satoshi Seo | 2014-02-25 |
| 8603647 | Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic device | Sachiko Kawakami, Nobuharu Ohsawa, Harue Nakashima, Satoshi Seo, Masakazu Egawa +1 more | 2013-12-10 |
| 8405070 | Composite material, and light emitting element and light emitting device using the composite material | Yuji Iwaki, Satoshi Seo, Daisuke Kumaki, Harue Nakashima | 2013-03-26 |
| 8298687 | Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic device | Sachiko Kawakami, Nobuharu Ohsawa, Harue Nakashima, Satoshi Seo, Masakazu Egawa +1 more | 2012-10-30 |
| 8039122 | Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic device | Sachiko Kawakami, Nobuharu Ohsawa, Harue Nakashima, Satoshi Seo, Masakazu Egawa +1 more | 2011-10-18 |
| 7914911 | Anthracene derivative and light emitting element and light emitting device using the same | Sachiko Yamagata, Ryoji Nomura, Satoshi Seo | 2011-03-29 |
| 7879464 | Anthracene derivative, material for light emitting element, light emitting element, light emitting device, and electronic appliance | Sachiko Kawakami, Harue Nakashima, Ryoji Nomura, Nobuharu Ohsawa | 2011-02-01 |
| 7838128 | Carbazole derivative, and light emitting element material, light emitting element, and electronic appliance obtained using the same | Sachiko Kawakami, Nobuharu Ohsawa, Harue Nakashima, Masakazu Egawa, Ryoji Nomura | 2010-11-23 |
| 7796240 | Evaluation method and manufacturing method of light-emitting element material, manufacturing method of light-emitting element, and light-emitting device and electric appliance having light-emitting element | Ryoji Nomura, Satoshi Seo, Nobuharu Ohsawa | 2010-09-14 |
| 7732064 | Anthracene derivative, and light-emitting element, light-emitting device, and electronic appliance using the same | Sachiko Kawakami, Harue Nakashima, Ryoji Nomura, Nobuharu Ohsawa | 2010-06-08 |
| 7649197 | Composite material, and light emitting element and light emitting device using the composite material | Yuji Iwaki, Satoshi Seo, Daisuke Kumaki, Harue Nakashima | 2010-01-19 |
| 7646010 | Light-emitting element, light-emitting device, and electronic device | Sachiko Kawakami, Satoshi Seo, Ryoji Nomura, Daisuke Kumaki, Hisao Ikeda +1 more | 2010-01-12 |
| 7541099 | Anthracene derivative and light emitting element and light emitting device using the same | Sachiko Yamagata, Ryoji Nomura, Satoshi Seo | 2009-06-02 |
| 7505122 | Evaluation method and manufacturing method of light-emitting element material, manufacturing method of light-emitting element, light-emitting element, and light-emitting device and electric appliance having light-emitting element | Ryoji Nomura, Satoshi Seo, Nobuharu Ohsawa | 2009-03-17 |