Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6739591 | Sheet double feeding detector, method and program of such a device | Hideki Chujo, Tomohiro Inoue | 2004-05-25 |
| 6687017 | Printer equipped with image recognition unit for counterfeiting prevention, computer providing printer with print source, and print system including printer and computer | Takashi Kakiuchi, Junji Hiraishi | 2004-02-03 |