Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10522763 | Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine | In Seob PARK, Yu Seok Yang, Hiroshi Sumiya, Yukio Fukushima | 2019-12-31 |
| 10497878 | Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine | In Seob PARK, Yu Seok Yang, Hiroshi Sumiya, Yukio Fukushima | 2019-12-03 |
| 10497883 | Organic light-emitting device, host material, light-emitting material, and compound | Chihaya Adachi, Takuro Nishimoto, Sae Youn Lee | 2019-12-03 |
| 10399960 | Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine | In Seob PARK, Yu Seok Yang, Hiroshi Sumiya, Yukio Fukushima | 2019-09-03 |
| 10381573 | Light-emitting material, organic light-emitting device, and compound | Chihaya Adachi, Ryosuke Kondo, Masaki Numata, Jun-Yun KIM, Inseob Park | 2019-08-13 |
| 10276803 | Organic light-emitting device, and light-emitting material and compound used therefor | Chihaya Adachi, Hiroki Uoyama, Hiroko Nomura, Kenichi Goushi, Ryosuke Kondo +3 more | 2019-04-30 |