Inventor · disambiguated record
Katsuaki Satoh
Also filed as: SATOH KATSUAKI
9 granted patents·353 citations·filing 1982–2015
90Inventor score
Top patents by PatentIndex Score
9 records- 0191US5025474ASpeaker system with image projection screenMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jun 18, 1991·146 cites·18 claims
- 0280US4896285ACalculation of filter factors for digital filterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jan 23, 1990·26 cites·31 claims
- 0378US4888808ADigital equalizer apparatus enabling separate phase and amplitude characteristic modificationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Dec 19, 1989·64 cites·31 claims
- 0477US4924962ASound reproducing apparatus for use in vehicleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted May 15, 1990·64 cites·23 claims
- 0555US10068585B2Echo canceller deviceAMENITY RES INSTITUTE CO LTD·Filed 2015·Granted Sep 4, 2018·2 cites·9 claims
- 0655US5051942AMethod and apparatus for calculating filter factorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Sep 24, 1991·12 cites·10 claims
- 0749US5073946AThin speaker having an enclosure with an open portion and a closed portionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Dec 17, 1991·19 cites·10 claims
- 0842US5023913AApparatus for changing a sound fieldMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jun 11, 1991·16 cites·14 claims
- 0933US4484383AMethod of manufacturing a speaker diaphragmMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1982·Granted Nov 27, 1984·4 cites·1 claims
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