Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7442480 | Positively chargeable toner | Yutaka Kanamaru, Masahito Yamazaki | 2008-10-28 |
| 6828072 | Toner mixture and process for preparing the same | Masahito Yamazaki, Hiromi Ueno, Koji Akiyama, Jean-Philip Hulin, Josef Knott +2 more | 2004-12-07 |
| 5516598 | Secondary cell using organosulfur/metal charge transfer materials as positive electrode | Steven J. Visco, May-Ying Chu | 1996-05-14 |