Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7428991 | 1-D barcode decoding with 2-D sensor array | Bradley S. Carlson, Duanfeng He | 2008-09-30 |
| 7430682 | Processing image data from multiple sources | Bradley S. Carlson, William Sackett, Duanfeng He | 2008-09-30 |
| 7350711 | Ambient light shield and color filter for imaging-based bar code reader | Duanfeng He | 2008-04-01 |
| 7347371 | Aiming pattern for imaging-based bar code readers | Brad Carlson | 2008-03-25 |
| 7337970 | Barcode scanner decoding | Duanfeng He | 2008-03-04 |
| 7303131 | Automatic focusing system for imaging-based bar code reader | Bradley S. Carlson, Kefie Lu | 2007-12-04 |
| 7281662 | Methods and apparatus for information capture illumination | Duanfeng He | 2007-10-16 |
| 7204418 | Pulsed illumination in imaging reader | Bradley S. Carlson, Duanfeng He, Christopher W. Brock, Edward Barkan, Warren Zuelch | 2007-04-17 |
| 7163149 | System and method for illuminating and reading optical codes imprinted or displayed on reflective surfaces | Duanfeng He | 2007-01-16 |
| 7147161 | Digitizing bar code symbol data | Duanfeng He | 2006-12-12 |
| 7131587 | System and method for illuminating and reading optical codes imprinted or displayed on reflective surfaces | Duanfeng He | 2006-11-07 |
| 7083098 | Motion detection in imaging reader | Bradley S. Carlson | 2006-08-01 |
| 7044378 | System and method for imaging and decoding optical codes using at least two different imaging settings | Mehul Patel, Kefei Lu, David Goren, Edward Douglas Hatton, Bruno Vande Vyvre +1 more | 2006-05-16 |
| 6995762 | Measurement of dimensions of solid objects from two-dimensional image(s) | Theo Pavlidis, Duanfeng He, Edward Douglas Hatton, Kefei Lu | 2006-02-07 |
| 6996634 | Configurable operating system for control of a mobile I/O device | Allan Herrod, James R. Fuccello, Donald E. Schafer, Steven Kramp, Duanfeng He +1 more | 2006-02-07 |
| 6910633 | Portable instrument for electro-optically reading indicia and for projecting a bit-mapped color image | Jerome Swartz, Chinh Tan, Duanfeng He, Joseph Katz | 2005-06-28 |
| 6824058 | Optical code reader for measuring physical parameters of objects | Mehul Patel, Duanfeng He, Paul Poloniewicz, Thomas Bianculli | 2004-11-30 |
| 6811085 | Miniature imager | Bradley S. Carlson, Duanfeng He, Joseph Katz, Mark Krichever, Mehul Patel +2 more | 2004-11-02 |
| 6766955 | Optical code reader for producing video displays | Mehul Patel, Duanfeng He, Mark Correa | 2004-07-27 |
| 6726105 | Rotating plate carrier for changing focal distance of optical code imager | Mehul Patel, Duanfeng He, Paul Poloniewicz, Mark Correa, Thomas Bianculli +1 more | 2004-04-27 |
| 6655597 | Portable instrument for electro-optically reading indicia and for projecting a bit-mapped color image | Jerome Swartz, Chinh Tan, Duanfeng He, Joseph Katz | 2003-12-02 |
| 6405925 | Autodiscrimination and line drawing techniques for code readers | Duanfeng He, Joseph Cai | 2002-06-18 |
| 6340114 | Imaging engine and method for code readers | Mark Correa, Rubin Gelles, Duanfeng He, Yajun Li, Mehul Patel +1 more | 2002-01-22 |
| 6340119 | Techniques for reading two dimensional code, including MaxiCode | Duanfeng He, Kevin Hunter | 2002-01-22 |
| 6336587 | Optical code reader for producing video displays and measuring physical parameters of objects | Duanfeng He, Howard Shepard | 2002-01-08 |