Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615388 | IC card reader/writer | Kenzo Yoshimatsu, Atsushi Murata | 1997-03-25 |
| 5473505 | IC card data processing device which can be integrally housed within a computer | Kenzo Yoshimatsu, Atsushi Murata | 1995-12-05 |
| 5220520 | Compact portable electronic apparatus capable of storing data when a power supply is removed | — | 1993-06-15 |
| 4803516 | Color image forming apparatus with color information detection | Junji Watanabe | 1989-02-07 |
| 4713673 | Image forming apparatus in which multiple developing units are supported and moved relative to an image carrier | — | 1987-12-15 |