Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9873814 | Ink composition | Takayoshi Kagata, Toshihiro Yoshimura, Yasuyuki KAGAWA, Hiroshi Maekawa, Hiroko Wachi +3 more | 2018-01-23 |
| 9023472 | Aqueous ink pigment, aqueous ink composition containing the same, and images or printed matter thereof | Hiroko Wachi, Norio Nakayama, Hiroshi Maekawa | 2015-05-05 |