Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080322 | Light emitting device having high luminous efficiency and high stability | Akira Tsuboyama, Takayuki Teshima, Koichi Suzuki | 2011-12-20 |
| 8067099 | Phosphorescent material, and organic electroluminescent device and image display apparatus using same | Taiki Watanabe, Akira Tsuboyama, Jun Kamatani | 2011-11-29 |
| 8039128 | Fluorene compound, organic light emitting device and display device using the fluorene compound | Taiki Watanabe, Koichi Suzuki, Yohei Iwasaki | 2011-10-18 |
| 8007925 | Organic electroluminescence device and display apparatus | Taiki Watanabe, Akira Tsuboyama, Satoru Shiobara, Koichi Suzuki | 2011-08-30 |
| 7980364 | Battery forklift drive unit | — | 2011-07-19 |
| 7952269 | Organic light-emitting device | Keiji Okinaka, Masataka Yashima, Akihito Saitoh, Naoki Yamada, Akihiro Senoo | 2011-05-31 |
| 7919199 | Organic light emitting device | Keiji Okinaka, Akihito Saitoh, Naoki Yamada, Masataka Yashima, Koichi Suzuki +1 more | 2011-04-05 |
| 7914909 | Organic electroluminescent device | Taiki Watanabe, Yohei Iwasaki | 2011-03-29 |