Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10140112 | Update management system and update management method | Takashi Shimizu, Motoshi Tamura, Hidenori Asaba, Takeo YAMASAKI, Masaaki Kosugi | 2018-11-27 |
| 9927734 | Optical scanning device and image forming apparatus including the same | — | 2018-03-27 |
| 9902165 | Ink supply system and inkjet printer | Tadashi Kawashima, Yasuhiko Kobayashi, Takefumi Endo, Teppei SAWADA | 2018-02-27 |