Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5499116 | Encoded hologram for producing a machine readable image and a human readable image | John E. Wreede, John Gunther, Michael J. Virgadamo, Kevin Yu, Lillian Yin +2 more | 1996-03-12 |
| 5327266 | Simultaneous multiple exposure holograms using coherence mismatch to prevent crosstalk | Kevin Yu, John E. Wreede | 1994-07-05 |