Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12419155 | Hole-transport layer material, electron-blocking layer material, electron-transport layer material, hole-blocking layer material, light-emitting device, light-emitting apparatus, electronic device, and lighting device | Takeyoshi WATABE, Hiromi Seo, Airi UEDA, Yuta KAWANO, Tomohiro Kubota +3 more | 2025-09-16 |
| 12225812 | Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device | Tomohiro Kubota, Takeyoshi WATABE, Airi UEDA, Yuta KAWANO, Nobuharu Ohsawa +1 more | 2025-02-11 |
| 12139446 | Arylamine compound, hole-transport layer material, hole-injection layer material, light-emitting device, light-emitting apparatus, electronic apparatus, and lighting device | Satoshi Seo, Nobuharu Ohsawa, Tomohiro Kubota, Takeyoshi WATABE, Airi UEDA +1 more | 2024-11-12 |