Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465144 | Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the toner | Akira Hashimoto, Kenji Okado, Tsutomu Kukimoto, Tsuyoshi Takiguchi, Tatsuhiko Chiba +2 more | 2002-10-15 |
| 6458502 | Process for producing polymerization toner | Hiroaki Kawakami, Koji Inaba, Yuji Moriki, Satoshi Handa, Katsuyuki Nonaka | 2002-10-01 |
| 6398977 | Strontium iron oxide particle powder and process for producing the same | Yoji Okano, Akihisa Kajiyama | 2002-06-04 |
| 6337132 | Layered rock salt-type oxide particle powder and process for producing the same | Akihisa Kajiyama | 2002-01-08 |