Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10259964 | Aqueous ink, ink cartridge and ink jet recording method | Sayoko Nagashima, Shigemoto Abe | 2019-04-16 |
| 10232617 | Ink jet recording method, recording head, and ink jet recording apparatus | Shingo Okushima, Yoshiyuki Nakagawa | 2019-03-19 |