Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002374 | Printhead driving method, printhead substrate, printhead, head cartridge, and printing apparatus | Yoshiyuki Imanaka, Nobuyuki Hirayama, Ichiro Saito, Takaaki Yamaguchi, Masao Kato +1 more | 2011-08-23 |
| 7922274 | Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liquid information acquiring method and liquid physical property change discriminating method | Masahiko Kubota, Sadayuki Sugama, Ichiro Saito, Hiroyuki Ishinaga, Yoshiyuki Imanaka +3 more | 2011-04-12 |