Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10474051 | Carrier for developer of electrostatic latent image, two-component developer, replenishing developer, image forming apparatus, and toner stored unit | Koichi Sakata, Tohru Suganuma, Masahiro Seki, Masashi Nagayama, Shinya Nakagawa +1 more | 2019-11-12 |
| 10444651 | Carrier, developer, supplemental developer, image forming apparatus, image forming method, and process cartridge | Koichi Sakata, Tohru Suganuma, Masahiro Seki, Masashi Nagayama, Toyoaki Tano +1 more | 2019-10-15 |
| 10197948 | Developing device and image forming apparatus | Hitoshi Iwatsuki, Koichi Sakata, Hiroshi Tohmatsu, Toyoaki Tano, Kenichi Mashiko +5 more | 2019-02-05 |