Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10752003 | Ink refill container and ink refill system | Tadahiro Mizutani, Taku Ishizawa, Noriyuki Fukasawa, Naomi Kimura, Shoma Kudo | 2020-08-25 |
| 10717287 | Ink refill container, ink refill system, and ink refill adapter | Tadahiro Mizutani, Ryoichi Tanaka, Makoto Kobayashi, Naomi Kimura, Hideki Okumura +3 more | 2020-07-21 |