Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192379 | Printing apparatus, control method of the same, and transportation method of the same | Tetsuya Narazaki, Hirokazu Yoshikawa, Kei Kosaka, Yusuke Tanaka | 2021-12-07 |
| 11167556 | Ink tank and ink jet printing apparatus | Hideaki Matsumura, Masaya Shimmachi, Yukimichi Kimura, Junichi Kubokawa, Takahiro Kiuchi +2 more | 2021-11-09 |
| 11097547 | Inkjet recording apparatus and ink tank that prevents ink dripping when ink is injected into an ink tank | — | 2021-08-24 |