Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897816 | Tetramine compound and organic EL device | Makoto Koike, Atsushi Takesue, Mitsutoshi Anzai | 2011-03-01 |
| 7807274 | Tetramine compound and organic EL device | Makoto Koike, Atsushi Takesue, Mitsutoshi Anzai | 2010-10-05 |
| 7402701 | Organic EL devices and production process thereof | Tetsuya Kato, Kazushige Kojima, Makoto Koike, Atsushi Takesue, Mitsutoshi Anzai | 2008-07-22 |