Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10444651 | Carrier, developer, supplemental developer, image forming apparatus, image forming method, and process cartridge | Mariko Takii, Koichi Sakata, Tohru Suganuma, Masahiro Seki, Masashi Nagayama +1 more | 2019-10-15 |
| 10234783 | Carrier, developer, image forming apparatus, developer stored unit, and image forming method | Koichi Sakata, Tohru Suganuma, Shohichi Sugimoto, Hiroshi Tohmatsu, Hiroyuki Kishida +1 more | 2019-03-19 |
| 10197948 | Developing device and image forming apparatus | Hitoshi Iwatsuki, Koichi Sakata, Hiroshi Tohmatsu, Kenichi Mashiko, Mariko Takii +5 more | 2019-02-05 |