Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6223984 | Distinct smart card reader having wiegand, magnetic strip and bar code types emulation output | Randall E. Johnson, Caroline Chu-Jeng | 2001-05-01 |
| 5679945 | Intelligent card reader having emulation features | Randall E. Johnson, Caroline Chu-Jenq | 1997-10-21 |