Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9593250 | Aqueous ink, ink cartridge and ink jet recording method | Takakazu Mizutani, Koichi Suzuki, Taiki Watanabe | 2017-03-14 |
| 9534127 | Aqueous ink, ink cartridge and ink jet recording method | Mikio Sanada, Taiki Watanabe, Koichi Suzuki | 2017-01-03 |