Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6692255 | Apparatus and method utilizing bi-directional relative movement for refreshable tactile display | John W. Roberts, Oliver T. Slattery, David W. Kardos, Bretton Swope | 2004-02-17 |