Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8053980 | Light-emitting device and electronic device | Ryoji Nomura, Satoshi Seo, Nobuharu Ohsawa, Tsunenori Suzuki, Sachiko Kawakami +1 more | 2011-11-08 |
| 7993761 | Quinoxaline derivative, and light-emitting element, light-emitting device, and electronic device using the same | Nobuharu Ohsawa, Sachiko Kawakami | 2011-08-09 |
| 7880019 | Anthracene derivative, and light emitting element, light emitting device, and electronic device using the anthracene derivative | Masakazu Egawa, Sachiko Kawakami, Satoko Shitagaki | 2011-02-01 |