Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9067422 | Ink cartridge, method for manufacturing ink cartridge, ink-jet recording apparatus, and ink-jet recording method | Ryuji Kato | 2015-06-30 |
| 8889762 | Dye ink for ink-jet recording, ink set including the same, ink-jet recording apparatus, and ink-jet recording method | Hitomi Sadohara, Akiko Miyajima | 2014-11-18 |
| 8636331 | Printer and nozzle malfunction judgment program | Hiroto Sugahara, Hirofumi Kondo, Hitomi Sadohara | 2014-01-28 |
| 8616698 | Method for evaluating pigment ink for ink-jet recording and method for producing pigment ink for ink-jet recording | Hitomi Sadohara, Hiromitsu Sago, Akiko Miyajima | 2013-12-31 |
| 8282719 | Water-based ink for ink-jet recording, ink cartridge, ink-jet recording apparatus and method of stabilizing water-based ink for ink-jet recording | — | 2012-10-09 |
| 8257479 | Water-based ink for ink-jet recording, ink cartridge, and ink-jet recording apparatus | Kazuma Goto | 2012-09-04 |
| 8252103 | Water-based ink for ink-jet recording, ink cartridge, and ink-jet recording apparatus | Kazuma Goto | 2012-08-28 |
| 8215755 | Liquid supply apparatuses and liquid containers | Hirofumi Kondo, Hitomi Sadohara, Hiroto Sugahara | 2012-07-10 |
| 8177898 | Water-based ink for ink-jet recording, ink cartridge, ink-jet recording apparatus and method of stabilizing water-based ink for ink-jet recording | — | 2012-05-15 |
| 8147047 | Liquid supply apparatuses and liquid containers | Hirofumi Kondo, Hitomi Sadohara, Hiroto Sugahara | 2012-04-03 |