Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653036 | Magnetic toner and image forming method | Masami Fujimoto, Takakuni Kobori, Hiroyuki Fujikawa | 2003-11-25 |
| 6630275 | Magnetic toner and process cartridge | Kaori Hiratsuka, Tsutomu Onuma, Nobuyuki Okubo, Tsuneo Nakanishi | 2003-10-07 |
| 6541174 | Method using toner and developer for developing electrostatic image | Toshiaki Nakahara, Keita Nozawa, Kazuyoshi Hagiwara, Minoru Shimojo, Rika Shinba +2 more | 2003-04-01 |
| 6537716 | Toner for developing electrostatic images and heat fixing method | Shinji Doi, Hiroaki Kawakami, Masatsugu Fujiwara, Tsutomu Onuma | 2003-03-25 |
| 6514654 | Two-component developer and image forming method | Makoto Kanbayashi | 2003-02-04 |