Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6764159 | Nozzle testing before and after nozzle cleaning | — | 2004-07-20 |
| 6736480 | Ink ejection determining device, inkjet printer, storage medium, computer system, and ink ejection determining method | — | 2004-05-18 |
| 6677573 | Laser sensor having a pinhole for particle measurement | Naotaro Nakata | 2004-01-13 |