Issued Patents 2021
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192380 | Ink bottle and bottle set | Taku Ishizawa, Tadahiro Mizutani, Ryoichi Tanaka, Manabu Akahane, Koichi Toba +3 more | 2021-12-07 |
| 11179942 | Liquid ejection system and liquid storage container | Naoki Naito, Takeshi Komaki, Takanori Matsuda | 2021-11-23 |
| 11141985 | Liquid supply unit | Taku Ishizawa, Satoshi Shinada, Yoshiaki Shimizu | 2021-10-12 |
| 11117379 | Ink replenish container | Taku Ishizawa, Tadashi Watanabe, Ryoichi Tanaka, Tadahiro Mizutani | 2021-09-14 |
| 11072180 | Ink tank | Tadahiro Mizutani, Taku Ishizawa, Hideki Okumura, Naomi Kimura | 2021-07-27 |
| 11007787 | Ink refill container and ink refill system | Tadahiro Mizutani, Taku Ishizawa, Naomi Kimura, Shoma Kudo, Manabu Akahane | 2021-05-18 |
| 11001068 | Ink replenish container | Taku Ishizawa, Tadashi Watanabe, Ryoichi Tanaka, Tadahiro Mizutani | 2021-05-11 |
| 10894418 | Liquid supply unit | Taku Ishizawa, Satoshi Shinada, Yoshiaki Shimizu | 2021-01-19 |