Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7977022 | Developer, process cartridge, and image forming apparatus | Tomohiro Takeda, Daisuke Ishizuka | 2011-07-12 |
| 7867683 | Toner, method of producing the same, developer, and image forming apparatus | Masanobu Ninomiya, Masataka Kuribayashi, Masashi Ikeda, Takafumi Koide | 2011-01-11 |