Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12298711 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Shinya Sakamoto, Daisuke Ishizuka, Keita Yamamoto | 2025-05-13 |
| 12105470 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Daisuke Ishizuka | 2024-10-01 |
| 9389527 | Inorganic particle, electrostatic charge image developing toner, electrostatic charge image developer, developer cartridge, process cartridge, and image forming apparatus | Tetsuya Taguchi | 2016-07-12 |
| 8945806 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, developer cartridge, process cartridge, image forming apparatus, and image forming method | Shintaro Anno, Hirokazu Hamano, Michio Take | 2015-02-03 |
| 8916321 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Tetsuya Taguchi, Hirokazu Hamano | 2014-12-23 |
| 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, Shintaro Anno, Masahiro Takagi | 2014-12-16 |
| 8741528 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, developer cartridge, process cartridge, image forming apparatus, and image forming method | Shintaro Anno, Yoshifumi Iida, 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 | Yoshifumi Iida, Shintaro Anno, 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 | Shintaro Anno, Hirokazu Hamano | 2014-05-20 |
| 7892717 | Toner for electrostatic image development, electrostatic image developer and image forming method using the same | Shuji Sato, Hiroshi Nakazawa, Masanobu Ninomiya, Takeshi Shoji, Atsushi Sugawara +1 more | 2011-02-22 |
| 7422834 | Electrostatic latent image developing magenta toner, electrostatic latent image developer, toner manufacturing method, and image forming method | Hitomi Akiyama, Takashi Hara, Kazuya Mori, Junichi Tomonaga, Yuji Isshiki +4 more | 2008-09-09 |