Inventor · disambiguated record
Antonius A. M. Van Alem
Also filed as: VAN ALEM ANTONIUS A · VAN ALEM ANTONIUS A M · VAN ALEM ANTONIUS ADRIANUS MAR
9 granted patents·175 citations·filing 1975–1988
89Inventor score
Files withPHILIPS CORP9
Top patents by PatentIndex Score
9 records- 0190US4135083AOptical scanning devicePHILIPS CORP·Filed 1977·Granted Jan 16, 1979·50 cites·14 claims
- 0286US4351051ASemiconductor laser device with an assembly blockPHILIPS CORP·Filed 1980·Granted Sep 21, 1982·36 cites·5 claims
- 0382US4239942ADual radial position servo to compensate for radial tracking failure in an optical disc playerPHILIPS CORP·Filed 1978·Granted Dec 16, 1980·24 cites·6 claims
- 0482US3969576AApparatus for reading a record carrier with an optical information structurePHILIPS CORP·Filed 1975·Granted Jul 13, 1976·25 cites·3 claims
- 0575US4533826AOpto-electronic focusing-error detection devicePHILIPS CORP·Filed 1982·Granted Aug 6, 1985·19 cites·6 claims
- 0652US4453241AOptical scanning unit for reading information from an optical recordingPHILIPS CORP·Filed 1981·Granted Jun 5, 1984·8 cites·11 claims
- 0750US4150399AApparatus for reading a record carrier with an optical information structurePHILIPS CORP·Filed 1977·Granted Apr 17, 1979·7 cites·2 claims
- 0839US4796245AOptical disc reader having lens mounting with improved positioning controlPHILIPS CORP·Filed 1988·Granted Jan 3, 1989·4 cites·9 claims
- 0932US4570255ADisc-record player with pressure means for pressing a disc onto a turntablePHILIPS CORP·Filed 1984·Granted Feb 11, 1986·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →