Issued Patents 2024
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12172447 | Ink replenishment container | Tadahiro Mizutani, Yoshihiro Koizumi, Shun Oya, Tadashi Watanabe, Manabu Yamaguchi | 2024-12-24 |
| 12138935 | Bottle set and bottle | Hitoshi Igarashi, Ryoichi Tanaka, Tadahiro Mizutani, Tomoyuki Nakano | 2024-11-12 |
| D1049218 | Ink cartridge | Yoshihiro Koizumi, Shun Oya, Wataru Suzuki | 2024-10-29 |
| 11932022 | Ink bottle and bottle set | Taku Ishizawa, Tadahiro Mizutani, Ryoichi Tanaka, Manabu Akahane, Koichi Toba +3 more | 2024-03-19 |
| 11919315 | Cartridge | Tadahiro Mizutani, Yoshihiro Koizumi, Shun Oya | 2024-03-05 |
| D1016141 | Ink cartridge | Yoshihiro Koizumi, Shun Oya, Wataru Suzuki | 2024-02-27 |
| D1016139 | Ink cartridge | Yoshihiro Koizumi, Shun Oya | 2024-02-27 |
| 11878535 | Cartridge | Yoshihiro Koizumi, Shun Oya | 2024-01-23 |