Issued Patents 2017
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9818949 | Compound having acridan ring structure, and organic electroluminescent device | Makoto Nagaoka, Naoaki Kabasawa, Eiji Takahashi | 2017-11-14 |
| 9755152 | Compound having substituted anthracene ring structure and pyridoindole ring structure, and organic electroluminescent device | Shuichi Hayashi, Naoaki Kabasawa, Daizou Kanda, Shigeru Kusano | 2017-09-05 |
| 9732036 | Compound having carbazole ring structure, and organic electroluminescent device | Makoto Nagaoka, Kazunori Togashi, Shigeru Kusano | 2017-08-15 |
| 9705092 | Phosphorescent organic light emitting devices combined with hole transport material having high operating stability | Hitoshi Yamamoto, Michael S. Weaver, Makoto Nagaoka, Naoaki Kabasawa | 2017-07-11 |
| 9705099 | Phosphorescent organic light emitting devices having a hole transporting cohost material in the emissive region | Vadim Adamovich, Hitoshi Yamamoto, Michael S. Weaver, Makoto Nagaoka, Naoaki Kabasawa | 2017-07-11 |
| 9685612 | Compound having substituted triphenylene ring structure, and organic electroluminescent device | Chihaya Adachi, Kazunori Togashi, Shintaro Nomura | 2017-06-20 |
| 9634258 | Compounds having bipyridyl group and carbazole ring, and organic electroluminescent element | Naoaki Kabasawa, Musubu Ichikawa, Sohei Otsuru | 2017-04-25 |
| 9564600 | Compound having an indolocarbazole ring structure and organic electroluminescent device | Makoto Nagaoka, Sawa Izumi, Hiroshi Ookuma, Shuichi Hayashi | 2017-02-07 |
| 9553272 | Organic electroluminescent device | Eiji Takahashi, Shuichi Hayashi, Daizou Kanda, Hiroshi Ookuma | 2017-01-24 |