Inventor · disambiguated record

Johannes W. Kemna

Also filed as: KEMNA JOHANNES W

2 granted patents·69 citations·filing 1985–1986

66Inventor score

Technology areasH03G

Files withPHILIPS CORP2

Top patents by PatentIndex Score

2 records

0179US4677389ANoise-dependent volume control having a reduced sensitivity to speech signalsPHILIPS CORP·Filed 1985·Granted Jun 30, 1987·38 cites·26 claims
0276US4845758AEqualizer with adjustable band filters and a digital filter suitable for use in the equalizerPHILIPS CORP·Filed 1986·Granted Jul 4, 1989·31 cites·13 claims

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