Inventor · disambiguated record
Ammon E. Gustafson
Also filed as: GUSTAFSON AMMON · GUSTAFSON AMMON E
26 granted patents·1 pending application·3,753 citations·filing 1998–2009
98Inventor score
Top patents by PatentIndex Score
27 records- 0199US6614914B1Watermark embedder and readerDIGIMARC CORP·Filed 2000·Granted Sep 2, 2003·1.3k cites·18 claims
- 0299US6332031B1Multiple watermarking techniques for documents and other dataDIGIMARC CORP·Filed 2000·Granted Dec 18, 2001·256 cites·6 claims
- 0398US6850626B2Methods employing multiple watermarksDIGIMARC CORP·Filed 2002·Granted Feb 1, 2005·149 cites·23 claims
- 0497US7054463B2Data encoding using frail watermarksDIGIMARC CORP·Filed 2002·Granted May 30, 2006·103 cites·15 claims
- 0597US6804376B2Equipment employing watermark-based authentication functionDIGIMARC CORP·Filed 2002·Granted Oct 12, 2004·75 cites·8 claims
- 0697US6728390B2Methods and systems using multiple watermarksDIGIMARC CORP·Filed 2001·Granted Apr 27, 2004·183 cites·19 claims
- 0797US6574350B1Digital watermarking employing both frail and robust watermarksDIGIMARC CORP·Filed 2000·Granted Jun 3, 2003·320 cites·13 claims
- 0896US7266217B2Multiple watermarks in contentDIGIMARC CORP·Filed 2006·Granted Sep 4, 2007·90 cites·12 claims
- 0996US7013021B2Watermark detection utilizing regions with higher probability of successDIGIMARC CORP·Filed 2001·Granted Mar 14, 2006·89 cites·42 claims
- 1095US8144368B2Automated methods for distinguishing copies from original printed objectsRODRIGUEZ TONY F·Filed 2003·Granted Mar 27, 2012·86 cites·24 claims
- 1195US6744906B2Methods and systems using multiple watermarksDIGIMARC CORP·Filed 2001·Granted Jun 1, 2004·145 cites·34 claims
- 1294US6763122B1Watermarking an image in color plane separations and detecting such watermarksFiled 2000·Granted Jul 13, 2004·84 cites·10 claims
- 1393US7978875B2Signal processing utilizing host carrier informationDIGIMARC CORP·Filed 2009·Granted Jul 12, 2011·15 cites·20 claims
- 1493US7171020B2Method for utilizing fragile watermark for enhanced securityDIGIMARC CORP·Filed 2003·Granted Jan 30, 2007·106 cites·9 claims
- 1593US7054462B2Inferring object status based on detected watermark dataDIGIMARC CORP·Filed 2002·Granted May 30, 2006·141 cites·30 claims
- 1692US7400743B2Methods to evaluate images, video and documentsDIGIMARC CORP·Filed 2007·Granted Jul 15, 2008·32 cites·22 claims
- 1792US6915002B2Multi-carrier watermarks using carrier signals modulated with auxiliary messagesDIGIMARC CORP·Filed 2003·Granted Jul 5, 2005·64 cites·13 claims
- 1891US7539325B2Documents and methods involving multiple watermarksDIGIMARC CORP·Filed 2004·Granted May 26, 2009·75 cites·22 claims
- 1990US7574014B2Digital watermark detection utilizing host carrier informationDIGIMARC CORP·Filed 2006·Granted Aug 11, 2009·17 cites·28 claims
- 2089US6442284B1Watermark detection utilizing regions with higher probability of successDIGIMARC CORP·Filed 1999·Granted Aug 27, 2002·136 cites·20 claims
- 2188US6636615B1Methods and systems using multiple watermarksDIGIMARC CORP·Filed 1999·Granted Oct 21, 2003·276 cites·7 claims
- 2282US6594373B1Multi-carrier watermarks using carrier signals modulated with auxiliary messagesDIGIMARC CORP·Filed 2000·Granted Jul 15, 2003·27 cites·19 claims
- 2373US7480393B2Optimized digital watermarking functions for streaming dataDIGIMARC CORP·Filed 2004·Granted Jan 20, 2009·14 cites·9 claims
- 2462US7957552B2Optimized digital watermarking functions for streaming dataDIGIMARC CORP·Filed 2009·Granted Jun 7, 2011·2 cites·21 claims
- 2557US7991184B2Apparatus to process images and videoDIGIMARC CORP·Filed 2007·Granted Aug 2, 2011·0 cites·27 claims
- 2649US2010095376A1Software watermarkingRODRIGUEZ TONY F·Filed 2009·Application pending·0 cites
- 2729US6286105B1Method for implementing link-level security to enforce access privileges3COM CORP·Filed 1998·Granted Sep 4, 2001·3 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →