Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455218 | Developer for electrostatic image development and image forming method using the same | Takeshi Isonaka, Katsunori Ohba, Shinji Amaya | 2002-09-24 |
| 6335139 | Toner for electrostatic image development and image forming method employing the same | Hideki Gambayashi, Masanobu Nakamura, Shinji Amaya | 2002-01-01 |