Inventor · disambiguated record
Frederick C. Mintzer
Also filed as: MINTZER FREDERICK C · MINTZER FREDERICK COLE
30 granted patents·1 pending application·2,850 citations·filing 1983–2019
98Inventor score
Top patents by PatentIndex Score
31 records- 0199US5825892AProtecting images with an image watermarkIBM·Filed 1996·Granted Oct 20, 1998·605 cites·28 claims
- 0298US5875249AInvisible image watermark for image verificationIBM·Filed 1997·Granted Feb 23, 1999·468 cites·28 claims
- 0397US5530759AColor correct digital watermarking of imagesIBM·Filed 1995·Granted Jun 25, 1996·652 cites·12 claims
- 0496US6222932B1Automatic adjustment of image watermark strength based on computed image textureIBM·Filed 1997·Granted Apr 24, 2001·233 cites·17 claims
- 0596US4668995ASystem for reproducing mixed imagesIBM·Filed 1985·Granted May 26, 1987·153 cites·22 claims
- 0693US6690383B1Color calibration of displaysIBM·Filed 2000·Granted Feb 10, 2004·76 cites·32 claims
- 0792US7130442B2Protecting images with an image watermarkIBM·Filed 2001·Granted Oct 31, 2006·55 cites·72 claims
- 0890US6577744B1Protecting images with an image watermarkIBM·Filed 1998·Granted Jun 10, 2003·108 cites·19 claims
- 0983US7100050B1Secured signal modification and verification with privacy controlIBM·Filed 2000·Granted Aug 29, 2006·22 cites·4 claims
- 1083US6807634B1Watermarks for customer identificationIBM·Filed 1999·Granted Oct 19, 2004·78 cites·20 claims
- 1182US7583814B2Protecting images with an image watermarkIBM·Filed 2006·Granted Sep 1, 2009·5 cites·31 claims
- 1282US4712140AImage reduction methodIBM·Filed 1986·Granted Dec 8, 1987·40 cites·20 claims
- 1381US4631751AMethod for enlarging a binary imageANDERSON KAREN L·Filed 1984·Granted Dec 23, 1986·35 cites·14 claims
- 1480US4656664AMethod for reducing a binary imageIBM·Filed 1984·Granted Apr 7, 1987·28 cites·10 claims
- 1579US6256736B1Secured signal modification and verification with privacy controlIBM·Filed 1998·Granted Jul 3, 2001·53 cites·12 claims
- 1677US8134724B2Policy based system and method for optimizing output device submission, use and wait timesKEPHART JEFFREY OWEN·Filed 2007·Granted Mar 13, 2012·12 cites·18 claims
- 1773US6714321B2Smoothing calibration files to improve reproduction of digitized imagesIBM·Filed 2001·Granted Mar 30, 2004·9 cites·15 claims
- 1873US5210602ACoupled-color error diffusionIBM·Filed 1991·Granted May 11, 1993·36 cites·18 claims
- 1965US8023159B2Marking images of text with speckle patterns for theft deterrenceIBM·Filed 2008·Granted Sep 20, 2011·2 cites·14 claims
- 2065US4627020AMethod for rotating a binary imageIBM·Filed 1983·Granted Dec 2, 1986·34 cites·18 claims
- 2165US4569081AMethod for expansion of a digital imageIBM·Filed 1983·Granted Feb 4, 1986·34 cites·14 claims
- 2262US7266216B2Inserting and detecting watermarks in images derived from a source imageIBM·Filed 2003·Granted Sep 4, 2007·9 cites·5 claims
- 2362US7062067B2Protecting images with multiple image watermarksIBM·Filed 2002·Granted Jun 13, 2006·9 cites·50 claims
- 2459US6633411B1Method and apparatus for repurposing binary imagesIBM·Filed 1998·Granted Oct 14, 2003·21 cites·21 claims
- 2556US4885576ASoft copy display of facsimile imagesIBM·Filed 1986·Granted Dec 5, 1989·13 cites·37 claims
- 2654US10958926B2Digitally watermarked compressed video image sequencesIBM·Filed 2019·Granted Mar 23, 2021·0 cites·19 claims
- 2754US5268938ARedundancy scheme for Fourier transform coding on peak limited channelsIBM·Filed 1992·Granted Dec 7, 1993·27 cites·19 claims
- 2852US2007115510A1Marking images of text with speckle patterns for theft deterrenceIBM·Filed 2005·Application pending·0 cites
- 2949US4689824AImage rotation methodIBM·Filed 1983·Granted Aug 25, 1987·20 cites·20 claims
- 3042US6400468B1Smoothing calibration files to improve reproduction of digitized imagesIBM·Filed 1998·Granted Jun 4, 2002·7 cites·13 claims
- 3139US6915432B1Composing a realigned imageIBM·Filed 1999·Granted Jul 5, 2005·6 cites·29 claims
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