Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429800 | Image forming apparatus with fixing device having lever and fixed handle | Shota Iriyama, Misato Osuka | 2025-09-30 |
| 12372891 | Toner for developing electrostatic charge image and electrostatic charge image developer | Keita Yamamoto | 2025-07-29 |
| 12298711 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Shinya Sakamoto, Keita Yamamoto, Eiji Kawakami | 2025-05-13 |
| 12298701 | Image forming apparatus | Atsushi Ozawa, Hideshi Nishiyama | 2025-05-13 |
| 12259683 | Toner for developing electrostatic charge image and electrostatic charge image developer | Shinya Sakamoto | 2025-03-25 |
| 12111605 | Image forming apparatus with movable joint cam, and rotator | Wataru Yamaguchi | 2024-10-08 |
| 12105470 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Eiji Kawakami | 2024-10-01 |
| 11860563 | Image forming apparatus configured to control conveying speed of sheet in accordance with ambient temperature after paper jam is resolved | — | 2024-01-02 |
| 11635726 | Image forming apparatus | Atsushi Ozawa, Hideshi Nishiyama | 2023-04-25 |
| 11334021 | Image forming apparatus with a gear train for developing rollers and a gear train for photosensitive drums | Wataru Yamaguchi | 2022-05-17 |
| 11003128 | Image forming apparatus | Atsushi Ozawa, Hideshi Nishiyama | 2021-05-11 |
| 10935900 | Toner for developing electrostatic charge image, electrostatic charge image developer, and toner cartridge | Narumasa SATO, Yuka Kawamoto, Erina SAITO, Norimasa Ozora, Kotaro YOSHIHARA +1 more | 2021-03-02 |
| 10578989 | Electrostatic charge image developer, developer cartridge, and process cartridge | Kotaro YOSHIHARA, Narumasa SATO, Yuka Kawamoto, Erina SAITO, Takahisa TATEKAWA +1 more | 2020-03-03 |
| 10520841 | Electrostatic image developing toner, electrostatic latent image developer, and toner cartridge | Narumasa SATO, Erina SAITO, Yuka Kawamoto, Noriyuki Mizutani, Kotaro YOSHIHARA | 2019-12-31 |
| 10466605 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Narumasa SATO, Kotaro YOSHIHARA, Takahisa TATEKAWA, Noriyuki Mizutani, Erina SAITO | 2019-11-05 |
| 10416597 | Image forming apparatus with a fan operable under noise-reducible control | Yuichi Ikeno, Atsushi Hayakawa | 2019-09-17 |
| 9715185 | Electrostatic-image developing toner, electrostatic-image developer, and toner cartridge | Yuka Kawamoto, Kotaro YOSHIHARA, Asafumi FUJITA, Narumasa SATO, Erina SAITO | 2017-07-25 |
| 9612542 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Yuki TAKAMIYA, Yuka Kawamoto, Noriyuki Mizutani | 2017-04-04 |
| 9575428 | Electrostatic-image developing toner, electrostatic image developer, and toner cartridge | Narumasa SATO, Kotaro YOSHIHARA, Asafumi FUJITA, Erina SAITO, Yuka Kawamoto +1 more | 2017-02-21 |
| 9482972 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Yuki TAKAMIYA, Yuka Kawamoto, Noriyuki Mizutani | 2016-11-01 |
| 9207564 | Image forming apparatus | Mayu Wakamatsu, Masatoshi Shiraki | 2015-12-08 |
| 8728697 | Carrier for electrostatic image developer, electrostatic image developer, toner cartridge, process cartridge, and image forming apparatus | — | 2014-05-20 |
| 8620658 | Voice chat system, information processing apparatus, speech recognition method, keyword data electrode detection method, and program for speech recognition | Motoki Nakade, Hiroaki Ogawa, Hitoshi Honda, Yoshinori Kurata | 2013-12-31 |
| 8597865 | Electrostatic-image-developing toner, electrostatic image developer, image forming apparatus, and image forming method | Shinichi Yaoi, Yasushige Nakamura | 2013-12-03 |
| 8383308 | Positively chargeable two-component developer, image forming method, and image forming apparatus | Sakon Takahashi, Michio Take, Seijiro Ishimaru, Chiaki Suzuki | 2013-02-26 |