Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10240044 | Aqueous pigment dispersion and aqueous ink | Yukihiko Kawaharada | 2019-03-26 |
| 10113080 | Method for manufacturing aqueous black pigment dispersion | Yoshinosuke Shimamura, Mariko Toshimitsu, Yoshihiro Sato | 2018-10-30 |
| 10000647 | Aqueous pigment dispersion and aqueous ink | Yukihiko Kawaharada, Yoshinosuke Shimamura | 2018-06-19 |