Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125283 | Ink, ink cartridge, and ink jet recording method | Yojiro Kojima, Yoshihisa Yamashita | 2018-11-13 |
| 10022981 | Ink, ink cartridge, and ink jet recording method | Fumiaki Fujioka, Yoshihisa Yamashita | 2018-07-17 |
| 9994012 | Ink jet recording method and ink jet recording apparatus | Soichi Nagai, Tomohiro Yamashita | 2018-06-12 |
| 9956761 | Ink, ink cartridge, and ink jet recording method | Yoshihisa Yamashita, Ryuki Nanamiya, Toshiyuki Umesato | 2018-05-01 |