Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8021817 | Aggregate dispersant, method of manufacturing aggregate of resin-containing particles, toner, developer, developing apparatus, and image forming apparatus | Keiichi Kikawa, Katsuru Matsumoto | 2011-09-20 |
| 7955771 | Toner for electrostatic image development and process for preparing the same | Keiichi Kikawa, Yoritaka Tsubaki | 2011-06-07 |
| 7931876 | Method and apparatus for manufacturing developer, and developer | Shinichi Nakano, Keiichi Kikawa | 2011-04-26 |
| 7875413 | Capsulated toner having fine particle cycloolefin copolymer resin shell | Katsuru Matsumoto | 2011-01-25 |