Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7976146 | Ink jet recording ink tank | Mikio Sanada, Kenji Moribe, Satomi Yanagimachi, Yasuhito Mori | 2011-07-12 |
| 7901500 | Ink set, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method | Hirofumi Ichinose, Masako Udagawa, Hideki Takayama | 2011-03-08 |