Inventor · disambiguated record
Petrus J. J. Aarts
Also filed as: AARTS PETRUS · AARTS PETRUS J J · AARTS PETRUS JOSEF MARIA · WARDENAAR HENDRIK C
7 granted patents·74 citations·filing 1974–1988
84Inventor score
Files withPHILIPS CORP7
Top patents by PatentIndex Score
7 records- 0186US4235395AMagnetic tape cassette with pivoting coverPHILIPS CORP·Filed 1978·Granted Nov 25, 1980·34 cites·28 claims
- 0273US4681281ARecording and/or reproducing apparatusPHILIPS CORP·Filed 1986·Granted Jul 21, 1987·21 cites·3 claims
- 0340US4808011AGuide arrangement for guiding an object along a kinked pathPHILIPS CORP·Filed 1988·Granted Feb 28, 1989·5 cites·5 claims
- 0437US4395745AHead-drum mounting for a helical scan tape recorderPHILIPS CORP·Filed 1980·Granted Jul 26, 1983·4 cites·17 claims
- 0536US3944901ACircuit arrangement for maintaining the speed of a DC motor constantPHILIPS CORP·Filed 1974·Granted Mar 16, 1976·4 cites·8 claims
- 0635US4321639AApparatus for magnetically recording and reading wide-band signalsPHILIPS CORP·Filed 1980·Granted Mar 23, 1982·3 cites·6 claims
- 0729US4479157AMounting for a head drum of a helical scan recorderPHILIPS CORP·Filed 1982·Granted Oct 23, 1984·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →