Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661445 | Exposure apparatus with an array of light emitting devices | Noboru Koumura, Yukio Nagase, Yuichi Hashimoto, Akihiro Senoo, Kazunori Ueno | 2003-12-09 |
| 6583557 | Organic luminescent element | Yuichi Hashimoto, Yoichi Osato, Koichi Suzuki, Akihiro Senoo, Hiroshi Tanabe +2 more | 2003-06-24 |
| 6583805 | Exposure unit for image forming apparatus using electrophotographic system, and electrophotographic image forming apparatus | Noboru Koumura, Yukio Nagase, Akihiro Senoo, Kazunori Ueno | 2003-06-24 |
| 6534198 | Silicon compound, method for making the same, and electroluminescent device using the same | Kazunori Ueno, Yomishi Toshida, Yuichi Hashimoto, Akihiro Senoo | 2003-03-18 |
| 6517957 | Organic compound and electroluminescent device using the same | Akihiro Senoo, Yomishi Toshida, Kazunori Ueno | 2003-02-11 |
| 6504565 | Light-emitting device, exposure device, and image forming apparatus | Izumi Narita, Noboru Koumura, Yukio Nagase | 2003-01-07 |