Assignee
ASA SYSTEMS INC
JP·4 granted patents·212 citations·filing 1999–2001
Top patents by PatentIndex Score
4 records- 0187US6473516B1Large capacity steganographyASA SYSTEMS INC·Filed 1999·Granted Oct 29, 2002·119 cites·25 claims
- 0279US6978035B2Information hiding system, method, and printed matter into which information is hiddenASA SYSTEMS INC·Filed 2001·Granted Dec 20, 2005·24 cites·18 claims
- 0375US6697498B2Method and computer program product for hiding information in an indexed color imageASA SYSTEMS INC·Filed 2001·Granted Feb 24, 2004·32 cites·20 claims
- 0446US6742712B1Information card and information card systemASA SYSTEMS INC·Filed 1999·Granted Jun 1, 2004·37 cites·18 claims
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