Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070871 | Ink jet ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Minako Kawabe, Hiroshi Tomioka, Kumiko Mafune, Hideki Yamakami | 2011-12-06 |
| 7976146 | Ink jet recording ink tank | Mikio Sanada, Kenji Moribe, Kouhei Nakagawa, Yasuhito Mori | 2011-07-12 |