Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461748 | Organic luminescence device with spiro compound having silicon spiro atom | Koichi Suzuki, Yuichi Hashimoto, Akihiro Senoo | 2002-10-08 |
| 6461749 | Organic boron compound, process for producing the compound and organic luminescence device using the compound | Koichi Suzuki, Akihiro Senoo, Hiroshi Tanabe, Seiichi Yogi | 2002-10-08 |
| 6457799 | Ink-jet printing method and apparatus printing reference images for determining change in image quality over time | Osamu Kanome, Takeo Eguchi | 2002-10-01 |
| 6458476 | Organic luminescence device with spiro compound | Koichi Suzuki, Yuichi Hashimoto, Akihiro Senoo | 2002-10-01 |
| 6436559 | Organic luminescence device | Akihiro Senoo, Seiji Mashimo | 2002-08-20 |
| 6373455 | Electroluminescence device, electroluminescence apparatus, and production methods thereof | Masaki Kuribayashi, Yuichi Hashimoto, Akihiro Senoo, Hidetoshi Tsuzuki | 2002-04-16 |
| 6350996 | Light emitting diode device | Tatsundo Kawai | 2002-02-26 |