Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10471723 | Ink replenish container | Taku Ishizawa, Tadashi Watanabe, Ryoichi Tanaka, Tadahiro Mizutani | 2019-11-12 |
| D865521 | Packaging container | Taku Ishizawa, Manabu Akahane, Izumi Washizawa, Yasuhiko Fuchigami | 2019-11-05 |
| 10434786 | Liquid supply unit | Taku Ishizawa, Yoshiaki Shimizu, Satoshi Shinada | 2019-10-08 |
| 10350901 | Ink bottle | Tadahiro Mizutani, Koichi Toba, Ryoichi Tanaka, Taku Ishizawa, Manabu Akahane +1 more | 2019-07-16 |
| D849532 | Packaging container | Taku Ishizawa, Manabu Akahane, Izumi Washizawa, Yasuhiko Fuchigami | 2019-05-28 |