Assignee
LIQUID AUDIO INC
US·16 granted patents·4,544 citations·filing 1995–1999
Top patents by PatentIndex Score
16 records- 0198US6385596B1Secure online music distribution systemLIQUID AUDIO INC·Filed 1998·Granted May 7, 2002·2.2k cites·25 claims
- 0297US6367019B1Copy security for portable music playersLIQUID AUDIO INC·Filed 1999·Granted Apr 2, 2002·476 cites·102 claims
- 0395US6209094B1Robust watermark method and apparatus for digital signalsLIQUID AUDIO INC·Filed 1998·Granted Mar 27, 2001·202 cites·36 claims
- 0494US6345100B1Robust watermark method and apparatus for digital signalsLIQUID AUDIO INC·Filed 1998·Granted Feb 5, 2002·253 cites·57 claims
- 0590US6330675B1System and method for secure transfer of digital data to a local recordable storage mediumLIQUID AUDIO INC·Filed 1998·Granted Dec 11, 2001·94 cites·11 claims
- 0690US6151631ATerritorial determination of remote computer location in a wide area network for conditional delivery of digitized productsLIQUID AUDIO INC·Filed 1998·Granted Nov 21, 2000·410 cites·15 claims
- 0790US6028541ALossless data compression with low complexityLIQUID AUDIO INC·Filed 1998·Granted Feb 22, 2000·79 cites·21 claims
- 0890US5852800AMethod and apparatus for user controlled modulation and mixing of digitally stored compressed dataLIQUID AUDIO INC·Filed 1995·Granted Dec 22, 1998·152 cites·6 claims
- 0989US6043763ALossless data compression with low complexityLIQUID AUDIO INC·Filed 1998·Granted Mar 28, 2000·73 cites·21 claims
- 1088US6266644B1Audio encoding apparatus and methodsLIQUID AUDIO INC·Filed 1998·Granted Jul 24, 2001·169 cites·13 claims
- 1187US6219634B1Efficient watermark method and apparatus for digital signalsLIQUID AUDIO INC·Filed 1998·Granted Apr 17, 2001·143 cites·78 claims
- 1286US6125348ALossless data compression with low complexityLIQUID AUDIO INC·Filed 1998·Granted Sep 26, 2000·100 cites·12 claims
- 1377US6320965B1Secure watermark method and apparatus for digital signalsLIQUID AUDIO INC·Filed 1998·Granted Nov 20, 2001·62 cites·51 claims
- 1476US6121904ALossless data compression with low complexityLIQUID AUDIO INC·Filed 1998·Granted Sep 19, 2000·79 cites·24 claims
- 1567US6330673B1Determination of a best offset to detect an embedded patternLIQUID AUDIO INC·Filed 1998·Granted Dec 11, 2001·54 cites·30 claims
- 1658US6118392ALossless data compression with low complexityLIQUID AUDIO INC·Filed 1998·Granted Sep 12, 2000·37 cites·18 claims
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