Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753933 | Erasable bistable display | Peter Cirkel, Petrus Cornelis Paulus Bouten, Giovanni Nisato | 2004-06-22 |
| 6739255 | Stamp, method, and apparatus | Martin Hillebrand Blees, Sigrid Maria Roman Gelderland | 2004-05-25 |