Inventor · disambiguated record
Albert B. Cooper
Also filed as: COOPER ALBERT B
30 granted patents·728 citations·filing 1994–2003
97Inventor score
Files withUNISYS CORP30
Top patents by PatentIndex Score
30 records- 0197US6570511B1Data compression method and apparatus implemented with limited length character tables and compact string code utilizationUNISYS CORP·Filed 2001·Granted May 27, 2003·99 cites·34 claims
- 0295US6121901AData compression and decompression system with immediate dictionary updating interleaved with string searchUNISYS CORP·Filed 1998·Granted Sep 19, 2000·136 cites·22 claims
- 0394US6614368B1Data compression method and apparatus utilizing cascaded character tablesUNISYS CORP·Filed 2002·Granted Sep 2, 2003·67 cites·39 claims
- 0486US5861827AData compression and decompression system with immediate dictionary updating interleaved with string searchUNISYS CORP·Filed 1996·Granted Jan 19, 1999·60 cites·50 claims
- 0585US6400286B1Data compression method and apparatus implemented with limited length character tablesUNISYS CORP·Filed 2001·Granted Jun 4, 2002·35 cites·34 claims
- 0682US6307488B1LZW data compression and decompression apparatus and method using grouped data characters to reduce dictionary accessesUNISYS CORP·Filed 2000·Granted Oct 23, 2001·34 cites·62 claims
- 0782US5893102ATextual database management, storage and retrieval system utilizing word-oriented, dictionary-based data compression/decompressionUNISYS CORP·Filed 1996·Granted Apr 6, 1999·82 cites·49 claims
- 0873US6359548B1Data compression and decompression method and apparatus with embedded filtering of infrequently encountered stringsUNISYS CORP·Filed 2000·Granted Mar 19, 2002·20 cites·47 claims
- 0972US6392568B1Data compression and decompression method and apparatus with embedded filtering of dynamically variable infrequently encountered stringsUNISYS CORP·Filed 2001·Granted May 21, 2002·19 cites·74 claims
- 1070US6426711B1Character table implemented data compression method and apparatusUNISYS CORP·Filed 2001·Granted Jul 30, 2002·16 cites·42 claims
- 1163US6466144B1Data decompressor for use with a data compressor implemented with limited length character tables and compact string codesUNISYS CORP·Filed 2001·Granted Oct 15, 2002·12 cites·24 claims
- 1262US6188333B1LZW data compression apparatus and method using look-ahead mathematical run processingUNISYS CORP·Filed 1999·Granted Feb 13, 2001·19 cites·58 claims
- 1361US5642112AMethod and apparatus for performing LZW data compression utilizing an associative memoryUNISYS CORP·Filed 1994·Granted Jun 24, 1997·18 cites·20 claims
- 1458US6169499B1LZW data compression/decompression apparatus and method with embedded run-length encoding/decodingUNISYS CORP·Filed 1999·Granted Jan 2, 2001·28 cites·52 claims
- 1557US6650259B1Character table implemented data decompression method and apparatusUNISYS CORP·Filed 2002·Granted Nov 18, 2003·9 cites·16 claims
- 1656US5838264AMethod and apparatus for performing LZW data compression utilizing an associative memoryUNISYS CORP·Filed 1997·Granted Nov 17, 1998·16 cites·30 claims
- 1755US6628211B1Prefix table implemented data compression method and apparatusUNISYS CORP·Filed 2002·Granted Sep 30, 2003·8 cites·32 claims
- 1850US5535264APrompt issuing protocol for an intercept voice messaging systemUNISYS CORP·Filed 1995·Granted Jul 9, 1996·28 cites·2 claims
- 1949US6724330B1Prefix table implemented data compression method and apparatus utilizing string code reassignmentUNISYS CORP·Filed 2002·Granted Apr 20, 2004·5 cites·40 claims
- 2041US6674374B1Data compressor utilizing switched input coincidence elementsUNISYS CORP·Filed 2003·Granted Jan 6, 2004·2 cites·18 claims
- 2141US6653949B1Data compression apparatus and method utilizing tandem coupled matricesUNISYS CORP·Filed 2002·Granted Nov 25, 2003·2 cites·27 claims
- 2241US6608570B1Matrix implemented data compression apparatus and methodUNISYS CORP·Filed 2002·Granted Aug 19, 2003·2 cites·14 claims
- 2340US6268811B1Data compression method and apparatus with embedded run-length encodingUNISYS CORP·Filed 2000·Granted Jul 31, 2001·1 cites·27 claims
- 2436US6812866B1Data decompressor utilizing sequentially coupled logic elementsUNISYS CORP·Filed 2003·Granted Nov 2, 2004·0 cites·18 claims
- 2536US6137428AData compression method and apparatus with embedded run-length encoding using mathematical run processingUNISYS CORP·Filed 1999·Granted Oct 24, 2000·7 cites·48 claims
- 2635US6788226B1Data compressor with string code reassignment utilizing switched input coincidence elementsUNISYS CORP·Filed 2003·Granted Sep 7, 2004·0 cites·34 claims
- 2735US6756923B1Data compressor utilizing switched input coincidence elements arranged in virtual levelsUNISYS CORP·Filed 2003·Granted Jun 29, 2004·0 cites·23 claims
- 2834US6653950B2Data compression method and apparatus utilizing cascaded subdictionariesUNISYS CORP·Filed 2001·Granted Nov 25, 2003·0 cites·38 claims
- 2934US6172624B1LZW data-compression apparatus and method using look-ahead mathematical run processingUNISYS CORP·Filed 1999·Granted Jan 9, 2001·3 cites·58 claims
- 3031US6166665AData compression method and apparatus with embedded run-length encodingUNISYS CORP·Filed 1999·Granted Dec 26, 2000·0 cites·27 claims
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