Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5942761 | Enhancement methods and devices for reading a fingerprint image | — | 1999-08-24 |
| 5870072 | Apparatus and method for producing a viewscreen from a miniature high resolution chip | — | 1999-02-09 |
| 5818956 | Extended fingerprint reading apparatus | — | 1998-10-06 |
| 5694493 | Thresholding method for scanned images | — | 1997-12-02 |
| 5612798 | Optically addressed liquid crystal display device having a matrix array of photocells | — | 1997-03-18 |
| 5420697 | Portable facsimile/thermal printer utilizing a multi-purpose single roller | — | 1995-05-30 |
| 5389946 | Apparatus and method for producing a viewscreen from a miniature high resolution chip | — | 1995-02-14 |