Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7971945 | Ink consumption detecting method, and ink jet recording apparatus | Kenji Tsukada | 2011-07-05 |
| 7934794 | Ink cartridge | Hisashi Miyazawa, Yasuto Sakai, Masaki Shimomura, Satoshi Nakata, Yoshihiro Koizumi +3 more | 2011-05-03 |
| 7934822 | Ink cartridge | Hisashi Miyazawa, Yasuto Sakai, Masaki Shimomura, Satoshi Nakata, Yoshihiro Koizumi +3 more | 2011-05-03 |
| 7878609 | Mounting structure, module, and liquid container | Kenji Tsukada | 2011-02-01 |