Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125284 | Aqueous ink, ink cartridge, and ink jet recording method | Keigo Gouda, Shin-ichi Hakamada, Hisao Kamo, Hitoshi Nagashima, Daiji Okamura +3 more | 2018-11-13 |
| 9593250 | Aqueous ink, ink cartridge and ink jet recording method | Koichi Suzuki, Ryuji Higashi, Taiki Watanabe | 2017-03-14 |
| 9388322 | Ink, ink cartridge and ink jet recording process | Hiroshi Kakikawa, Kouhei Nakagawa, Yuhei Shimizu, Hideki Takayama | 2016-07-12 |
| 9045660 | Ink set and ink jet recording method | Hideki Takayama, Kouhei Nakagawa, Yuhei Shimizu, Hiroshi Kakikawa | 2015-06-02 |