Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11578220 | Ink, ink accommodating unit, printing device and printing method | Tomohiro Nakagawa, Hiroki Hagiwara, Yuusuke Fujita, Kazuhiko Umemura, Sei Yamamoto | 2023-02-14 |
| 11186737 | Ink and printing method | Tomohiro Nakagawa, Hiroki Hagiwara, Kazuhiko Umemura | 2021-11-30 |