Individual holder
SCHWARTZ LOUIS A
US·3 granted patents·31 citations·filing 1975–1990
Individually held — no corporate assignee on record.
Technology mixG10H3
Top patents by PatentIndex Score
3 records- 0157US5090291AMusic signal time reverse effect apparatusSCHWARTZ LOUIS A·Filed 1990·Granted Feb 25, 1992·18 cites·8 claims
- 0257US4160402AMusic signal conversion apparatusSCHWARTZ LOUIS A·Filed 1977·Granted Jul 10, 1979·10 cites·4 claims
- 0331US4003285AMusic signal conversion apparatusSCHWARTZ LOUIS A·Filed 1975·Granted Jan 18, 1977·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →