Assignee

DIGITAL RECORDING RES

US·3 granted patents·240 citations·filing 1983–1987

Technology mixH03M3

Top patents by PatentIndex Score

3 records

0192US4546342AData compression method and apparatusDIGITAL RECORDING RES·Filed 1983·Granted Oct 8, 1985·186 cites·44 claims
0278US4535320AMethod and apparatus for digital Huffman decodingDIGITAL RECORDING RES·Filed 1984·Granted Aug 13, 1985·26 cites·19 claims
0376US4841299AMethod and apparatus for digital encoding and decodingDIGITAL RECORDING RES·Filed 1987·Granted Jun 20, 1989·28 cites·21 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →