Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641967 | Carrier for electrophotography, two component type developer, and image forming method | Kenji Okado, Tetsuya Ida | 2003-11-04 |
| 6638674 | Magnetic toner | Keiji Komoto, Tatsuhiko Chiba, Michihisa Magome, Akira Hashimoto, Takeshi Kaburagi +1 more | 2003-10-28 |
| 6610454 | Toner and image forming method | Akira Hashimoto, Tsutomu Kukimoto, Manabu Ohno, Yasukazu Ayaki, Satoshi Handa +2 more | 2003-08-26 |
| 6596452 | Magnetic toner and image-forming method making use of the same | Michihisa Magome, Tsutomu Kukimoto, Tatsuhiko Chiba, Akira Hashimoto, Keiji Komoto | 2003-07-22 |
| 6548218 | Magnetic particles for charging means, and electrophotographic apparatus, process cartridge and image forming method including same | Tsutomu Kukimoto, Kenji Okado, Shuichi Aita | 2003-04-15 |