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 | Hiroshi Tomioka, Kumiko Mafune, Hideki Yamakami, Satomi Yanagimachi | 2011-12-06 |
| 8025722 | Ink jet ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Hiroshi Tomioka | 2011-09-27 |