Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816146 | Electrophoretic display liquid and electrophoretic display medium and device using the liquid having predetermined different volume medium particle diameters | Mitsunobu Morita, Kunio Hayakawa | 2004-11-09 |
| 6693621 | Electrophoretic display method, display medium, liquid and particle for display medium, display apparatus, and reversible display material | Kunio Hayakawa, Mitsunobu Morita | 2004-02-17 |