Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12071554 | Ink | Masashi Yamaguchi | 2024-08-27 |
| 10240054 | Method for manufacturing aqueous pigment dispersion and aqueous ink for inkjet recording | Ryota Hibino, Hideki Gambayashi, Shinichi Okada | 2019-03-26 |
| 9815986 | Methods for producing aqueous pigment dispersion liquid and water-based ink for ink jet recording | Masahiro Kido, Shinichi Okada | 2017-11-14 |