Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7539622 | Programmable RFID postage stamps | Christopher Harris, Katherine M. Shann, Alexandra Pickerill | 2009-05-26 |
| 7457760 | Programmable radio-frequency identification (RFID) postage stamps | Christopher Harris, Katherine M. Shann, Alexandra Pickerill | 2008-11-25 |