Patent | Date |
---|
Method for identifying and using table structures Grant 7,054,871 - Hu , et al. May 30, 2 | 2006-05-30 |
Method for identifying and using table structures App 20030097384 - Hu, Jianying ;   et al. | 2003-05-22 |
Border-less clock free two-dimensional barcode and method for printing and reading the same Grant 6,418,244 - Zhou , et al. July 9, 2 | 2002-07-09 |
Identification of logos from document images Grant 6,327,388 - Zhou , et al. December 4, 2 | 2001-12-04 |
Border-less clock free two-dimensional barcode and method for printing and reading the same App 20010007116 - Zhou, Jiangying ;   et al. | 2001-07-05 |
Border-less clock free two-dimensional barcode and method for printing and reading the same App 20010005867 - Zhou, Jiangying ;   et al. | 2001-06-28 |
Border-less clock free two-dimensional barcode and method for printing and reading the same Grant 6,201,901 - Zhou , et al. March 13, 2 | 2001-03-13 |
Clock free two-dimensional barcode and method for printing and reading the same Grant 6,115,508 - Lopresti , et al. September 5, 2 | 2000-09-05 |
Method and means for enhancing optical character recognition of printed documents Grant 6,047,093 - Lopresti , et al. April 4, 2 | 2000-04-04 |
Title, caption and photo extraction from scanned document images Grant 5,892,843 - Zhou , et al. April 6, 1 | 1999-04-06 |
Video user's environment Grant 5,889,506 - Lopresti , et al. March 30, 1 | 1999-03-30 |
Clock free two-dimensional barcode and method for printing and reading the same Grant 5,862,270 - Lopresti , et al. January 19, 1 | 1999-01-19 |
Multimedia rendering marker and method Grant 5,852,684 - Lopresti , et al. December 22, 1 | 1998-12-22 |
Document search and retrieval system with partial match searching of user-drawn annotations Grant 5,832,474 - Lopresti , et al. November 3, 1 | 1998-11-03 |
Method of locating a penstroke sequence in a computer Grant 5,809,498 - Lopresti , et al. September 15, 1 | 1998-09-15 |
Multimedia rendering marker and method Grant 5,793,903 - Lopresti , et al. August 11, 1 | 1998-08-11 |
System and method for handwriting matching using edit distance computation in a systolic array processor Grant 5,757,959 - Lopresti May 26, 1 | 1998-05-26 |
Method and means for enhancing optical character recognition of printed documents Grant 5,748,807 - Lopresti , et al. May 5, 1 | 1998-05-05 |
Certifiable optical character recognition Grant 5,625,721 - Lopresti , et al. April 29, 1 | 1997-04-29 |