Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228881 | Toner, developer, process cartridge, image forming apparatus, and image forming method | Shoki Matsuda, Keisuke Tada | 2025-02-18 |
| 6183926 | Toner and two-component developer for electrophotographic process and image formation method and image formation apparatus using the toner | Noboru Kuroda, Yasushi Nakamura, Ryoichi Ito, Yasuaki Iwamoto, Kohki Katoh +3 more | 2001-02-06 |
| 5952143 | Carrier for developing electrostatic latent image and manufacturing method thereof | Kazumi Ootaki, Yasuo Suzuki | 1999-09-14 |