Issued Patents 2022
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11370224 | Liquid storage container | Noriyuki Fukasawa, Taku Ishizawa, Mao Otashiro | 2022-06-28 |
| 11318748 | Liquid supply system and liquid container | Taku Ishizawa | 2022-05-03 |
| 11318749 | Ink cartridge, printer, and method for mounting ink cartridge | Yoshihiro Koizumi | 2022-05-03 |
| 11305549 | Container | Taku Ishizawa, Takuma OZAWA | 2022-04-19 |
| 11298952 | Printing system | Taku Ishizawa, Ryoichi Tanaka | 2022-04-12 |
| 11298947 | Ink container | Yoshiaki Shimizu, Taku Ishizawa | 2022-04-12 |
| 11269574 | Image forming apparatus executes image formation process using spot and process colors, when high quality printing function is selected | Taku Ishizawa | 2022-03-08 |