Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386284 | Developing device | — | 2025-08-12 |
| 12140881 | Developing device and image forming apparatus including same | — | 2024-11-12 |
| 9709909 | Electrostatic latent image developing toner | — | 2017-07-18 |
| 9217940 | Method for producing toner | — | 2015-12-22 |
| 9201322 | Positively chargeable toner for electrostatic image development and developer | — | 2015-12-01 |
| 9023573 | Toner for electrostatic-charge image development and method for producing toner for electrostatic-charge image development | — | 2015-05-05 |
| 8980516 | Electrostatic charge image development toner | — | 2015-03-17 |
| 8679721 | Electrostatic charge image developing toner, electrostatic charge image developer, and image forming apparatus | — | 2014-03-25 |
| 8497055 | Electrostatic charge developing toner, electrostatic charge developing developer, and image forming apparatus | — | 2013-07-30 |
| 7618760 | Two-component developer | — | 2009-11-17 |
| 7132211 | Method for developing an electrostatic latent image | Hiroko Sugimoto, Takashi Nagai, Toru Takatsuna | 2006-11-07 |
| 6760560 | Developing apparatus and image forming apparatus employing it | Takashi Nagai, Hidekazu Tamura, Toru Takatsuna, Hiroko Higuchi, Hiroaki Moriyama +2 more | 2004-07-06 |