Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079685 | Ink cartridges and methods of manufacturing the same | Shingo Hattori | 2011-12-20 |
| 8057027 | Ink cartridges | — | 2011-11-15 |
| 8038277 | Ink cartridges and methods of adjusting pressure in an ink chamber of such ink cartridges | — | 2011-10-18 |
| 8025376 | Ink cartridges | Shingo Hattori, Toyonori Sasaki | 2011-09-27 |
| 8024860 | Methods for manufacturing an ink cartridge | — | 2011-09-27 |
| 7942513 | Ink cartridges | Shingo Hattori, Hironobu Yamakita | 2011-05-17 |
| 7934818 | Ink cartridges having an air intake valve which is opened in response to the removal of a protection member from a case of the ink cartridge | — | 2011-05-03 |
| 7918548 | Ink cartridges | Shingo Hattori, Toyonori Sasaki, Motohiro Momozaki | 2011-04-05 |