Issued Patents All Time
Showing 276–300 of 336 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6053407 | Maxicode data extraction using spatial domain features | Anqi Ye | 2000-04-25 |
| 6019286 | Portable data collection device with dataform decoding and image capture capability | C. Jim Li, Angi Ye | 2000-02-01 |
| 6002491 | Apparatus for processing human-readable and machine-readable documents | Chung-Chi Li | 1999-12-14 |
| 5979763 | Sub-pixel dataform reader with dynamic noise margins | Angi Ye | 1999-11-09 |
| 5974202 | Apparatus and method for processing a machine readable document with embedded machine instructions | Chung-Chi Li | 1999-10-26 |
| 5966463 | Dataform readers using interactive storage and analysis of image data | — | 1999-10-12 |
| 5917913 | Portable electronic authorization devices and methods therefor | — | 1999-06-29 |
| 5880453 | Reader system for removable two dimensional code | Jerome Swartz, Daniel McGlynn | 1999-03-09 |
| 5866888 | Traveler security and luggage control system | Richard Bravman, D. C. Toedt, III, Stefan G. Vingsbo | 1999-02-02 |
| 5848426 | Automatic data translation between different business systems | John B. Chu | 1998-12-08 |
| 5834754 | Portable data collection device with viewing assembly | Chen Feng | 1998-11-10 |
| 5831674 | Oblique access to image data for reading bar codes | Paul P. Ju | 1998-11-03 |
| 5818028 | Portable data collection device with two dimensional imaging assembly | Robert F. Meyerson | 1998-10-06 |
| 5818023 | Portable ID card verification apparatus | Robert F. Meyerson, Timothy P. O'Hagan | 1998-10-06 |
| 5815200 | Extended working range dataform reader with reduced power consumption | Paul P. Ju | 1998-09-29 |
| 5814801 | Maxicode data extraction using spatial domain features exclusive of fourier type domain transfer processing | Angi Ye | 1998-09-29 |
| 5811774 | Extended working range dataform reader with reduced power consumption | Paul P. Ju | 1998-09-22 |
| 5811784 | Extended working range dataform reader | Mark J. Tausch, Timothy P. O'Hagan | 1998-09-22 |
| 5796090 | Microfilm reader for high density, two dimensional bar code symbology | Theodosios Pavlidis, Jerome Swartz | 1998-08-18 |
| 5793033 | Portable data collection device with viewing assembly | Chen Feng | 1998-08-11 |
| 5783811 | Portable data collection device with LED targeting and illumination assembly | Chen Feng | 1998-07-21 |
| 5763864 | Dataform reader including dual laser and imaging reading assemblies | Timothy P. O'Hagan, Daniel G. Wall | 1998-06-09 |
| 5760382 | Apparatus for processing human-readable and machine-readable documents | Chung-Chi Li | 1998-06-02 |
| 5742263 | Head tracking system for a head mounted display system | Timothy P. O'Hagan | 1998-04-21 |
| 5739518 | Autodiscrimination for dataform decoding and standardized recording | — | 1998-04-14 |