Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8991996 | Ink composition for ink jet recording | Makoto Nagase, Akihito Sao, Kenichi Numakura, Jun Ito | 2015-03-31 |
| 8939559 | Non-aqueous cleaning liquid and cleaning method | Keiji Iida, Akihito Sao, Makoto Nagase, Maki Ito | 2015-01-27 |
| 8858696 | Nonaqueous ink composition for ink jet recording and ink jet recording method using the same | Akihito Sao, Maki Nariai, Makoto Nagase, Keiji Iida, Tomoki Shinoda | 2014-10-14 |
| 8840233 | Ink jet recording-targeted non-aqueous ink composition, ink set, and ink jet recording method | Akihito Sao, Ito Maki | 2014-09-23 |