Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9996016 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Fusako Kiyono, Hiroki Ohmori, Emi Matsushita | 2018-06-12 |
| 9891545 | Electrostatic charge image developer, developer cartridge, and process cartridge | Motoko Sakai, Takuro Watanabe, Shuji Sato | 2018-02-13 |
| 9778584 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Emi Matsushita, Fusako Kiyono, Hiroki Omori | 2017-10-03 |
| 9733593 | Electrostatic charge image developing carrier, electrostatic charge image developer, developer cartridge, process cartridge, and image forming apparatus | Toshiaki Hasegawa, Norihito Fukushima | 2017-08-15 |
| 9606463 | Electrostatic-image developing toner, electrostatic image developer, and toner cartridge | Mona TASAKI, Fusako Kiyono, Shuji Sato, Emi Matsushita, Keita Yamamoto | 2017-03-28 |
| 9557676 | Electrostatic charge image developing carrier, electrostatic charge image developer, and developer cartridge | Yosuke Tsurumi | 2017-01-31 |
| 9348244 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Fusako Kiyono, Hiroki Omori, Emi Matsushita | 2016-05-24 |
| 9316935 | Toner for electrostatic latent image development, electrostatic latent image developer, toner cartridge, process cartridge, and image forming apparatus | Eisuke Iwazaki, Satoshi Yoshida, Masaki Nakamura, Satoshi Inoue | 2016-04-19 |
| 9158226 | Image forming apparatus, electrostatic charge image developing carrier set, and process cartridge set | Fusako Kiyono, Emi Matsushita, Hiroki Ohmori, Shuji Sato | 2015-10-13 |
| 8945806 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, developer cartridge, process cartridge, image forming apparatus, and image forming method | Eiji Kawakami, Hirokazu Hamano, Michio Take | 2015-02-03 |
| 8911923 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, developer cartridge, process cartridge, image forming apparatus, and image forming method | Yoshifumi Iida, Eiji Kawakami, Masahiro Takagi | 2014-12-16 |
| 8802343 | Carrier for developing electrostatic charge image, developer for developing electrostatic charge image, developer cartridge for developing electrostatic charge image, process cartridge, image forming apparatus, and image forming method | Yosuke Tsurumi, Norihito Fukushima, Yasuaki Hashimoto | 2014-08-12 |
| 8741528 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, developer cartridge, process cartridge, image forming apparatus, and image forming method | Yoshifumi Iida, Eiji Kawakami, Masahiro Takagi | 2014-06-03 |
| 8741516 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, developer cartridge, process cartridge, image forming apparatus, and image forming method | Eiji Kawakami, Yoshifumi Iida, Masahiro Takagi | 2014-06-03 |
| 8728695 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, developer cartridge, process cartridge, image forming apparatus, and image forming method | Eiji Kawakami, Hirokazu Hamano | 2014-05-20 |
| 8486600 | Carrier for developing electrostatic charge image, developer for electrostatic charge image, process cartridge and image forming apparatus | Norihito Fukushima, Akihiro Iizuka, Yosuke Tsurumi, Takahiro Yamashita, Yasuaki Hashimoto | 2013-07-16 |
| 8309289 | Electrostatic charge image developing toner, electrostratic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Yoshifumi Iida, Yutaka Saito, Masaru Takahashi, Toshiyuki Yano | 2012-11-13 |
| 8298741 | Image forming apparatus and image forming method | Satoshi Yoshida, Eisuke Iwazaki | 2012-10-30 |