Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641246 | Detection of non-operating nozzle by light beam passing through aperture | Hiroshi Asawa, Hitoshi Matsumoto | 2003-11-04 |
| 6609777 | Determination of recording position misalignment adjustment value in main scanning forward and reverse passes | — | 2003-08-26 |
| 6592199 | Printing with missing dot testing | — | 2003-07-15 |
| 6585346 | Printing apparatus with missing dot testing | — | 2003-07-01 |
| 6565185 | Nozzle testing before and after nozzle cleaning | — | 2003-05-20 |
| 6550885 | Ink jet recording device and ink drop jetting inspection method for the ink jet recording device | Hitoshi Matsumoto | 2003-04-22 |
| 6548803 | Laser beam receiving unit | Naotaro Nakata | 2003-04-15 |
| 6513900 | Detection of non-operating nozzle by light beam passing through aperture | Hiroshi Asawa, Hitoshi Matsumoto | 2003-02-04 |