Issued Patents 2021
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11152574 | Organic electroluminescent device using aryl amine derivative containing heterocycle | Emiko Kambe, Akifumi Nakamura, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami | 2021-10-19 |
| 11133478 | Aromatic amine derivative and organic electroluminescent device using the same | Yumiko Mizuki, Masakazu Funahashi, Mitsunori Ito | 2021-09-28 |
| 11117857 | Compound, material for organic electroluminescent elements, organic electroluminescent element and electronic device | Tomoki Kato, Taro YAMAKI, Hirokatsu Ito | 2021-09-14 |
| 11094888 | Organic electroluminescent device using aryl amine derivative containing heterocycle | Emiko Kambe, Akifumi Nakamura, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami | 2021-08-17 |
| 11059781 | Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device | Satomi TASAKI, Toshinari Ogiwara, Hitoshi Kuma, Kei Yoshida, Keiji Okinaka | 2021-07-13 |
| 11024806 | Aromatic amine derivative, and organic electroluminescent element comprising the same | Yumiko Mizuki, Masakazu Funahashi | 2021-06-01 |
| 10964891 | Pyrene derivative, organic light-emitting medium, and organic electroluminescent element containing pyrene derivative or organic light- emitting medium | Yumiko Mizuki, Hirokatsu Ito, Takeshi Ikeda, Hiroyuki Saito, Yuichiro Kawamura | 2021-03-30 |