Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9341967 | Method for producing toner particles | Takeshi Tsujino, Kentaro Yamawaki, Junya Asaoka | 2016-05-17 |
| 7323282 | Dry toner, method for producing dry toner, and method for forming an image | Manabu Ohno, Hitoshi Itabashi, Yasushi Katsuta, Emi Tosaka, Norikazu Fujimoto | 2008-01-29 |
| 7252917 | Dry toner, method for producing dry toner, and method for forming an image | Manabu Ohno, Hitoshi Itabashi, Yasushi Katsuta, Emi Tosaka, Norikazu Fujimoto | 2007-08-07 |
| 6667140 | Toner and image forming method | Emi Tosaka, Manabu Ohno, Yasushi Katsuta | 2003-12-23 |