Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6740460 | Dry toner | Masami Tomita, Shigeru Emoto, Tsunemi Sugiyama | 2004-05-25 |
| 6125257 | Methods and systems for cleaning residual toner from image developing device | Takeyoshi Sekine, Hiroyuki Fushimi, Makoto Ohsaki, Kouta Fujimdri, Yasunori Kawaishi +1 more | 2000-09-26 |
| 5648842 | Methods and systems for cleaning residual toner from image-developing device | Takeyoshi Sekine, Hiroyuki Fushimi, Makoto Ohsaki, Kouta Fujimdri, Yasunori Kawaishi +1 more | 1997-07-15 |