Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10906323 | Ink cartridge with a housing sealed by a sealing member that changeably forms an air communication passage | Kyosuke Nagaoka, Yasuo Kotaki, Tetsuya Ohashi, Ryoji Inoue, Takeho Miyashita +2 more | 2021-02-02 |