Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6281993 | Phase shifting element for optical information processing storing systems | Hans J. Coufal, Robert K. Grygier, Carl M. Jefferson, Egbert Oesterschoze, Kenneth Francis Walsh | 2001-08-28 |