Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999818 | High molecular weight triarylamine compound comprising terphenyl structure in molecular main chain and organic electroluminescent element comprising said high molecular weight compound | Kazunori Togashi, Hideyoshi Kitahara, Hiroki HIRAI, Mika SHINODA | 2024-06-04 |
| 11925114 | Indenocarbazole compound and organic electroluminescence device | Takehiro Takahashi, Hideyoshi Kitahara | 2024-03-05 |
| 11251373 | High molecular weight compound containing substituted triarylamine structural unit | Kazunori Togashi, Hideyoshi Kitahara, Mari Kaneko | 2022-02-15 |
| 11196004 | High-molecular-weight compound having substituted triarylamine skeleton | Kazunori Togashi, Hideyoshi Kitahara, Mari Kaneko | 2021-12-07 |