Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9324151 | System and methods for world-scale camera pose estimation | Noah Snavely, Yungpeng Li | 2016-04-26 |
| 6529285 | Relabelling of tokenized symbols in fontless structured document image representations | Daniel G. Bobrow, William J. Rucklidge, John Seely Brown | 2003-03-04 |
| 6449718 | Methods and apparatus for partial encryption of tokenized documents | William J. Rucklidge | 2002-09-10 |
| 6373997 | Coarse and fine skew measurement | Peter C. Wayner, Michael J. Hopcroft, Todd A. Cass | 2002-04-16 |
| 6295371 | Method and apparatus for image processing employing image segmentation using tokenization | William J. Rucklidge, Pedro Felzenswalb | 2001-09-25 |
| 6275301 | Relabeling of tokenized symbols in fontless structured document image representations | Daniel G. Bobrow, William J. Rucklidge, John Seely Brown | 2001-08-14 |
| 6249604 | Method for determining boundaries of words in text | Peter C. Wayner, Michael J. Hopcroft | 2001-06-19 |
| 6011905 | Using fontless structured document image representations to render displayed and printed documents at preferred resolutions | William J. Rucklidge, John Seely Brown | 2000-01-04 |
| 5884014 | Fontless structured document image representations for efficient rendering | William J. Rucklidge | 1999-03-16 |
| 5835638 | Method and apparatus for comparing symbols extracted from binary images of text using topology preserved dilated representations of the symbols | William J. Rucklidge, Eric W. Jaquith | 1998-11-10 |
| 5748805 | Method and apparatus for supplementing significant portions of a document selected without document image decoding with retrieved information | M. Margaret Withgott, William M. Newman, Steven C. Bagley, Ronald M. Kaplan, Todd A. Cass +3 more | 1998-05-05 |
| 5687253 | Method for comparing word shapes | Michael J. Hopcroft | 1997-11-11 |
| 5640466 | Method of deriving wordshapes for subsequent comparison | Michael J. Hopcroft | 1997-06-17 |
| 5557689 | Optical word recognition by examination of word shape | Michael J. Hopcroft | 1996-09-17 |
| 5539841 | Method for comparing image sections to determine similarity therebetween | Eric W. Jaquith | 1996-07-23 |
| 5513277 | Measuring character and stroke sizes and spacings for an image | — | 1996-04-30 |
| 5491760 | Method and apparatus for summarizing a document without document image decoding | M. Margaret Withgott, Steven C. Bagley, Dan S. Bloomberg, Per-Kristian Halvorsen, Todd A. Cass +2 more | 1996-02-13 |
| 5416851 | Image analysis based on location sampling | Peter C. Wayner | 1995-05-16 |
| 5410611 | Method for identifying word bounding boxes in text | Eric W. Jaquith | 1995-04-25 |
| 5390259 | Methods and apparatus for selecting semantically significant images in a document image without decoding image content | M. Margaret Withgott, Steven C. Bagley, Dan S. Bloomberg, Ronald M. Kaplan, Todd A. Cass +3 more | 1995-02-14 |
| 5384863 | Methods and apparatus for automatic modification of semantically significant portions of a document without document image decoding | Ronald M. Kaplan, M. Margaret Withgott, Todd A. Cass, Per-Kristian Halvorsen, Dan S. Bloomberg +1 more | 1995-01-24 |
| 5325444 | Method and apparatus for determining the frequency of words in a document without document image decoding | Todd A. Cass, Per-Kristian Halvorsen, Ronald M. Kaplan, M. Margaret Withgott | 1994-06-28 |
| 5321770 | Method for determining boundaries of words in text | Peter C. Wayner, Michael J. Hopcroft | 1994-06-14 |
| 5253307 | Image analysis to obtain typeface information | Peter C. Wayner | 1993-10-12 |
| 5245674 | Image processing using distance as a function of direction | Todd A. Cass, Peter C. Wayner | 1993-09-14 |