Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548217 | Developing agent, method of measuring free component content of additive in developing agent, and method of evaluating developing agent | — | 2003-04-15 |
| 6379854 | Developing agent and image forming device | — | 2002-04-30 |
| 6316154 | Developing agent, method of measuring free component content of additive in developing agent, and method of evaluating developing agent | — | 2001-11-13 |
| 6153347 | Developing agent and method of manufacturing the same | Takahito Kabai, Yuuko Takano, Yasuo Goto, Toshiaki Yamauchi, Hisanobu Ajima +2 more | 2000-11-28 |
| 5320926 | Toner and method for manufacturing the same, and image forming apparatus using the toner | Shinjiro Ueda, Shuitsu Sato, Miho Takigawa | 1994-06-14 |