Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11079700 | Image forming apparatus and image forming method | Keiji Makabe, Tsuneyasu Nagatomo, Daichi Hisakuni, Kousuke Suzuki, Shintaro Akiyama | 2021-08-03 |
| 11061345 | Toner, toner stored unit, developer, developer stored unit, and image forming apparatus | Tsuneyasu Nagatomo, Keiji Makabe, Daichi Hisakuni | 2021-07-13 |
| 10295919 | Toner, developer, toner storage unit, and image forming apparatus | Keiji Makabe, Tsuneyasu Nagatomo, Kenji Yoneda | 2019-05-21 |
| 9804516 | Toner, developer, image forming apparatus, and process cartridge | Keiji Makabe, Tsuneyasu Nagatomo, Junichi Watanabe, Kenji Yoneda, Daichi Hisakuni | 2017-10-31 |
| 9791794 | Toner, developer, and image forming apparatus | Junichi Watanabe, Kenji Yoneda, Tsuneyasu Nagatomo, Keiji Makabe, Daichi Hisakuni | 2017-10-17 |
| 8703378 | Method of manufacturing toner and toner manufactured by the method | Tetsuya Tanaka, Masahiro Kawamoto, Natsuko Matsushita | 2014-04-22 |