Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947762 | Aqueous ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Shinichi Hakamada, Takashi Imai, Kenji Moribe | 2011-05-24 |
| 7901500 | Ink set, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method | Hirofumi Ichinose, Kouhei Nakagawa, Hideki Takayama | 2011-03-08 |
| 7866809 | Mailing ink, and ink tank for mailing, ink jet recording method for mailing and ink jet recording apparatus for mailing using the same | Hiroshi Tomioka, Hideki Yamakami | 2011-01-11 |