Inventor · disambiguated record

Edward M. Long

Also filed as: LONG EDWARD M

2 granted patents·58 citations·filing 1979–1982

65Inventor score

Technology areasH03G H04R

Files withLONG EDWARD M2

Top patents by PatentIndex Score

2 records

0180US4481662AMethod and apparatus for operating a loudspeaker below resonant frequencyLONG EDWARD M·Filed 1982·Granted Nov 6, 1984·35 cites·15 claims
0254US4361736APressure recording process and deviceLONG EDWARD M·Filed 1979·Granted Nov 30, 1982·23 cites·5 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →