Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8026033 | Ferrite carrier for electrophotographic developer and electrophotographic developer | Takao Sugiura, Kanao Kayamoto | 2011-09-27 |
| 7914715 | Granulating method, granulated particle(s) and granulating device | Koji Aga | 2011-03-29 |
| 7880483 | Method for inspecting quality of core material for electrophotographic ferrite carrier | Koji Aga | 2011-02-01 |