Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181843 | Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Sakiko Takeuchi, Daisuke Noguchi, Yutaka Saito, Kazuhiko Nakamura | 2021-11-23 |
| 11126099 | Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Daisuke Noguchi, Sakiko Takeuchi, Kazuhiko Nakamura, Yutaka Saito | 2021-09-21 |
| 11106148 | Electrostatic charge image development toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Daisuke Noguchi, Sakiko Takeuchi, Kazuhiko Nakamura, Yutaka Saito | 2021-08-31 |
| 11036155 | Toner for electrostatic image development, electrostatic image developer, and toner cartridge | Kazutsuna SASAKI, Yutaka Saito, Kazuhiko Nakamura | 2021-06-15 |
| 10739690 | Toner for electrostatic image development electrostatic image developer, and toner cartridge | Sakiko Takeuchi, Yutaka Saito, Kazuhiko Nakamura | 2020-08-11 |
| 10725393 | Toner for electrostatic image development, electrostatic image developer, and toner cartridge | Yutaka Saito, Kazuhiko Nakamura, Kazutsuna SASAKI, Takashi Inukai, Sakiko Takeuchi | 2020-07-28 |
| 10585367 | Electrostatic charge image developing toner and electrostatic charge image developer | Moegi Iguchi, Yutaka Saito, Mona TASAKI, Soutaro Kakehi, Sakon Takahashi | 2020-03-10 |
| 10527962 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Moegi Iguchi, Yutaka Saito, Mona TASAKI, Soutaro Kakehi, Sakon Takahashi | 2020-01-07 |
| 10514623 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Soutaro Kakehi, Sakon Takahashi, Moegi Iguchi, Yutaka Saito, Mona TASAKI | 2019-12-24 |
| 10488776 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Yutaka Saito, Sakon Takahashi, Moegi Iguchi, Mona TASAKI, Soutaro Kakehi | 2019-11-26 |
| 10423087 | Electrostatic charge image developing toner and electrostatic charge image developer | Moegi Iguchi, Sakon Takahashi, Soutaro Kakehi, Yutaka Saito, Mona TASAKI +3 more | 2019-09-24 |
| 10394151 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Mona TASAKI, Sakon Takahashi, Moegi Iguchi, Yutaka Saito, Soutaro Kakehi | 2019-08-27 |
| 10156799 | Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set | Hiroki Ohmori, Yutaka Saito, Fusako Kiyono | 2018-12-18 |
| 10095139 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Yutaka Saito, Fusako Kiyono, Mona TASAKI, Hiroki Omori | 2018-10-09 |
| 9904191 | Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set | Yutaka Saito, Fusako Kiyono, Hiroki Ohmori | 2018-02-27 |
| 9904198 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Hiroki Omori, Mona TASAKI, Yutaka Saito, Fusako Kiyono | 2018-02-27 |
| 9880480 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Hiroki Omori, Mona TASAKI, Yutaka Saito, Fusako Kiyono | 2018-01-30 |
| 9766567 | Electrostatic-image developing toner, electrostatic image developer, and toner cartridge | Mona TASAKI, Fusako Kiyono, Yutaka Saito, Hiroki Ohmori | 2017-09-19 |
| 9740120 | Electrostatic charge image developing toner, electrostatic image developer, and toner cartridge | Yutaka Saito, Fusako Kiyono, Mona TASAKI, Hiroki Omori | 2017-08-22 |
| 9442404 | Electrostatic-image-developing toner, electrostatic image developer, and toner cartridge | Yutaka Saito, Sakon Takahashi, Yasuaki Hashimoto, Tsutomu FURUTA | 2016-09-13 |