Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8610345 | Light-emitting device material and light-emitting device | Kazumasa Nagao, Kazunori Sugimoto, Takeshi Ishigaki, Takafumi Ogawa | 2013-12-17 |
| 8530889 | Carbon nanotube composite, organic semiconductor composite, and field-effect transistor | Yukari Jo, Daisuke Kitazawa, Jun Tsukamoto | 2013-09-10 |
| 8441002 | Organic semiconductor composite, organic transistor material and organic field effect transistor | Yukari Jo, Jun Tsukamoto, Junji Mata | 2013-05-14 |
| 8084146 | Light-emitting device material and light-emitting device | Daisuke Kitazawa, Kazumasa Nagao, Kazunori Sugimoto, Tsuyoshi Tominaga | 2011-12-27 |
| 7901794 | Material for light-emitting element and light emitting element | Kazunori Sugimoto, Daisuke Kitazawa, Kazumasa Nagao, Takafumi Ogawa, Tsuyoshi Tominaga | 2011-03-08 |
| 6805978 | Pyrromethene metal complex and light emitting device composition and light emitting devices using the same | Tsuyoshi Tominaga, Akira Kohama | 2004-10-19 |