Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836383 | Diphenylsquarylium compound and filter for display containing the same | Yukinari Haraguchi, Tomomi Nakano | 2004-12-28 |
| 6824938 | Electrophotographic photoreceptor | Hiroe Kizaki, Mamoru Nozomi, Kozo Ishio | 2004-11-30 |
| 6746629 | Squarylium compounds, filters for plasma display panels employing them, and plasma display panel devices | Tetsuo Murayama | 2004-06-08 |