Inventor · disambiguated record
Alexander F. Keith
Also filed as: KEITH ALEXANDER · KEITH ALEXANDER F
10 granted patents·950 citations·filing 1996–2006
94Inventor score
Top patents by PatentIndex Score
10 records- 0198US7634145B2Compression and decompression with wavelet style and binary style including quantization by device-dependent parserRICOH KK·Filed 2006·Granted Dec 15, 2009·52 cites·65 claims
- 0296US7382925B2Compression and decompression system with reversible wavelets and lossy reconstructionRICOH KK·Filed 2005·Granted Jun 3, 2008·31 cites·8 claims
- 0396US6754394B2Compression and decompression system with reversible wavelets and lossy reconstructionRICOH KK·Filed 2000·Granted Jun 22, 2004·74 cites·25 claims
- 0495US6757437B1Compression/decompression using reversible embedded waveletsRICOH KK·Filed 2001·Granted Jun 29, 2004·89 cites·19 claims
- 0595US6141446ACompression and decompression system with reversible wavelets and lossy reconstructionRICOH KK·Filed 1997·Granted Oct 31, 2000·194 cites·18 claims
- 0695US5966465ACompression/decompression using reversible embedded waveletsRICOH CORP·Filed 1996·Granted Oct 12, 1999·226 cites·43 claims
- 0795US5881176ACompression and decompression with wavelet style and binary style including quantization by device-dependent parserRICOH CORP·Filed 1996·Granted Mar 9, 1999·174 cites·16 claims
- 0890US6996281B2Compression and decompression system with reversible wavelets and lossy reconstructionRICOH KK·Filed 2003·Granted Feb 7, 2006·31 cites·52 claims
- 0985US7016545B1Reversible embedded wavelet system implementationRICOH KK·Filed 2000·Granted Mar 21, 2006·24 cites·25 claims
- 1082US7076104B1Compression and decompression with wavelet style and binary style including quantization by device-dependent parserRICOH CORP·Filed 1999·Granted Jul 11, 2006·55 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →