Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700617 | Toner for developing electrostatic images and charge-controlling agent | Tsuyoshi Takiguchi, Masaaki Taya, Ryoichi Fujita, Makoto Kanbayashi, Wakashi Iida +1 more | 1997-12-23 |
| 5670288 | Carrier for electrophotography, two-component type developer, and image forming method | Toshiyuki Ugai, Ryoichi Fujita, Makoto Kanbayashi, Tsuyoshi Takiguchi, Yasuhiro Ichikawa +1 more | 1997-09-23 |
| 5637432 | Toner for developing electrostatic image comprising titanium oxide particles | Toshiyuki Ugai, Ryoichi Fujita, Tsuyoshi Takiguchi, Yasuhiro Ichikawa | 1997-06-10 |
| 5620824 | Toner, developer and image forming method | Akihiko Nakazawa, Ryoichi Fujita, Makoto Kanbayashi | 1997-04-15 |
| 5604071 | Toner for developing electrostatic image | Ryoichi Fujita, Tsuyoshi Takiguchi | 1997-02-18 |