Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10744779 | Bottle set | Takumi Nagashima, Hiroyuki Nakamura, Tadahiro Mizutani | 2020-08-18 |
| 10717287 | Ink refill container, ink refill system, and ink refill adapter | Tadahiro Mizutani, Ryoichi Tanaka, Manabu Akahane, Makoto Kobayashi, Naomi Kimura +3 more | 2020-07-21 |