Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5783352 | Method of producing electrophotographic toner | Masami Tsujihiro | 1998-07-21 |
| 5770342 | Electrophotographic toner and method of producing the toner | Masami Tsujihiro | 1998-06-23 |
| 5629119 | Magnetic carrier for electrophotographic developing agent | Toyotsune Inoue, Naruo Yabe, Hiroshi Shimoyama, Takuya Kadota | 1997-05-13 |