Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966497 | Data carrier with a battery and display | Hans-Michael Graf | 2005-11-22 |
| 6902115 | Display device for a portable data carrier | Hans-Michael Graf | 2005-06-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966497 | Data carrier with a battery and display | Hans-Michael Graf | 2005-11-22 |
| 6902115 | Display device for a portable data carrier | Hans-Michael Graf | 2005-06-07 |