Inventor · disambiguated record
Gerard E. Van Rosmalen
Also filed as: IMMINK KORNELIS A · KAHLMAN JOSEPHUS A H M · ROSMALEN GERARD E VAN · ROSMALEN GERARD EDUARD VAN
59 granted patents·2 pending applications·1,294 citations·filing 1974–2005
99Inventor score
Top patents by PatentIndex Score
61 records- 0196US4073567APivoting mirror devicePHILIPS CORP·Filed 1975·Granted Feb 14, 1978·68 cites·6 claims
- 0295US4864118AOptical scanning unit with tracking error detectionPHILIPS CORP·Filed 1988·Granted Sep 5, 1989·75 cites·6 claims
- 0394US4546463AApparatus for recording and reading information tracks on an optical record carrier with a beam of radiationPHILIPS CORP·Filed 1981·Granted Oct 8, 1985·48 cites·17 claims
- 0494US4514837AApparatus for optically reading and/or recording informationPHILIPS CORP·Filed 1983·Granted Apr 30, 1985·46 cites·3 claims
- 0593US4425043ADevice for detecting the position of an objectPHILIPS CORP·Filed 1981·Granted Jan 10, 1984·56 cites·7 claims
- 0693US4074312AAutomatic dithering optical focusing system using an oscillating mirror in the path of the radiation beamPHILIPS CORP·Filed 1976·Granted Feb 14, 1978·40 cites·9 claims
- 0792US4561081AOpto-electronic apparatus for inscribing and/or reading recording tracks by means of a radiation beamPHILIPS CORP·Filed 1981·Granted Dec 24, 1985·41 cites·18 claims
- 0892US4135206AObjective mount for video disc playerPHILIPS CORP·Filed 1977·Granted Jan 16, 1979·39 cites·7 claims
- 0992US4063287ATracking mirror device for a video disc playerPHILIPS CORP·Filed 1976·Granted Dec 13, 1977·65 cites·10 claims
- 1091US4193091AOptical videodisc read unit with tracking and focussing wobblersPHILIPS CORP·Filed 1978·Granted Mar 11, 1980·39 cites·9 claims
- 1190US4638471AOptical scanning unit comprising a translational-position and angular-position detection system for an electro-magnetically suspended objectivePHILIPS CORP·Filed 1985·Granted Jan 20, 1987·40 cites·10 claims
- 1288US4557564AMovable scanning unit for an optical recording or playback apparatusPHILIPS CORP·Filed 1984·Granted Dec 10, 1985·30 cites·18 claims
- 1386US4882723ADevice for optically scanning a rotating discPHILIPS CORP·Filed 1988·Granted Nov 21, 1989·32 cites·10 claims
- 1486US4469945ADevice for detecting radiation and semiconductor device for use in such a devicePHILIPS CORP·Filed 1982·Granted Sep 4, 1984·51 cites·24 claims
- 1586US4423496AApparatus for reading and/or writing an optically readable information structurePHILIPS CORP·Filed 1980·Granted Dec 27, 1983·28 cites·7 claims
- 1685US4870508ARecord carrier body with an optical servo track and optical apparatus for writing and reading information from the carrierPHILIPS CORP·Filed 1980·Granted Sep 26, 1989·24 cites·22 claims
- 1785US4536864AApparatus for reading an optically coded disc-shaped record carrierPHILIPS CORP·Filed 1983·Granted Aug 20, 1985·28 cites·7 claims
- 1882US4032776AAutomatic optical focussing systemPHILIPS CORP·Filed 1976·Granted Jun 28, 1977·22 cites·8 claims
- 1981US6649093B2Method of manufacturing an optically scannable information carrierKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Nov 18, 2003·43 cites·18 claims
- 2078US4890905AReplica lens and method of manufacturing samePHILIPS CORP·Filed 1986·Granted Jan 2, 1990·35 cites·15 claims
- 2176US5789743AOptical scanning device, and apparatus provided with such a device, employing scanning element having reflective measuring reference facePHILIPS CORP·Filed 1997·Granted Aug 4, 1998·27 cites·16 claims
- 2276US3969575AOpto-electronic focus detection systemPHILIPS CORP·Filed 1974·Granted Jul 13, 1976·31 cites·6 claims
- 2375US5191221AOptical device determining the position and orientation of an object, and optical recording and/or reproducing apparatus including the devicePHILIPS CORP·Filed 1990·Granted Mar 2, 1993·23 cites·31 claims
- 2474US5235583AOptical scanning for record carriers adapted for reading with differing wavelengthsPHILIPS CORP·Filed 1992·Granted Aug 10, 1993·25 cites·19 claims
- 2573US6594205B1Optical scanning device with parallel-controlled actuatorsKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Jul 15, 2003·10 cites·7 claims
- 2673US4374324AOptical focussing device with inclination detectionPHILIPS CORP·Filed 1980·Granted Feb 15, 1983·16 cites·3 claims
- 2772US5171984AScanning device comprising a rotatable mirror, drive unit for use in the scanning device, using permanent magnetic rotor body and stationary stator sectionPHILIPS CORP·Filed 1991·Granted Dec 15, 1992·35 cites·20 claims
- 2871US4773055AVideodisc focusing and tracking servoPHILIPS CORP·Filed 1987·Granted Sep 20, 1988·20 cites·6 claims
- 2970US5289442AOptical scanner with a long fast access strokePHILIPS CORP·Filed 1992·Granted Feb 22, 1994·18 cites·16 claims
- 3069US4694442ADisc reader with obliquity correctionPHILIPS CORP·Filed 1985·Granted Sep 15, 1987·17 cites·17 claims
- 3165US5245182AOptical recording and/or reproducing apparatus with optical sensing of scanning mirror positionPHILIPS CORP·Filed 1992·Granted Sep 14, 1993·15 cites·13 claims
- 3264US4389101ADevice for pivoting an optical element under electro-dynamic controlPHILIPS CORP·Filed 1981·Granted Jun 21, 1983·12 cites·3 claims
- 3362US3969574ATubular player arm for an optical recording and reproducing device with drive coil and tachogenerator coil on other endPHILIPS CORP·Filed 1974·Granted Jul 13, 1976·9 cites·6 claims
- 3461US4060248APlaying apparatus, in particular a video player for playing a record which is made of a transparent material and provided with a central holePHILIPS CORP·Filed 1975·Granted Nov 29, 1977·12 cites·2 claims
- 3558US6118747AScanning device for optical discsPHILIPS CORP·Filed 1998·Granted Sep 12, 2000·13 cites·11 claims
- 3658US5014254AMagneto-optical recording method and magneto-optical recording apparatusPHILIPS CORP·Filed 1988·Granted May 7, 1991·10 cites·13 claims
- 3756US5825740ADevice for scanning information tracks on a record carrierPHILIPS CORP·Filed 1997·Granted Oct 20, 1998·11 cites·10 claims
- 3854US6745946B2Device for scanning an electromagnetically suspended information carrierKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Jun 8, 2004·2 cites·10 claims
- 3954US5995269AOptical unit for optically scanning an information surface, and optical scanning arrangement including the optical unitPHILIPS CORP·Filed 1996·Granted Nov 30, 1999·17 cites·7 claims
- 4054US5579295AScanning device and optical player comprising the scanning devicePHILIPS CORP·Filed 1993·Granted Nov 26, 1996·9 cites·8 claims
- 4154US5524004ASuspension for the optical head of a disc scanner with mechanical limiting of objective lensPHILIPS CORP·Filed 1994·Granted Jun 4, 1996·9 cites·9 claims
- 4253US5784168APosition detection system for an object with at least five degrees of freedomPHILIPS CORP·Filed 1997·Granted Jul 21, 1998·15 cites·23 claims
- 4348US6130418AOptical scanning unit having a main lens and an auxiliary lensPHILIPS CORP·Filed 1998·Granted Oct 10, 2000·10 cites·18 claims
- 4447US5661704AOptical unit for optically scanning an information surface, and optical scanning arrangement including the optical unitPHILIPS CORP·Filed 1995·Granted Aug 26, 1997·7 cites·7 claims
- 4545US6262953B1Apparatus for reading and/or writing information from/on a recording mediumPHILIPS CORP·Filed 1998·Granted Jul 17, 2001·6 cites·13 claims
- 4645US5802033AOptical apparatus for scanning a tape-shaped record carrierPHILIPS CORP·Filed 1996·Granted Sep 1, 1998·6 cites·4 claims
- 4745US5521464ARapidly scanning cathode ray tube/scanning laserPHILIPS CORP·Filed 1994·Granted May 28, 1996·10 cites·13 claims
- 4844US5633851AA scanning device producing a first and a second scanning spot which move in different directions and an apparatus containing that device which uses the first spot for reading and/or recording and the second spot to monitor such reading and/or recordingPHILIPS CORP·Filed 1994·Granted May 27, 1997·5 cites·35 claims
- 4944US5581534ADevice for realizing a longitudinal pattern of substantially parallel tracks in a record carrier which controls movement of the record carrier on the basis of trackpitchPHILIPS CORP·Filed 1994·Granted Dec 3, 1996·5 cites·11 claims
- 5044US5548114AOptical scanning device for scanning a record carrier with a scanning spot which deviates in a direction transverse to the scanning direction by an amount less than a trace pitch because of vibrationPHILIPS CORP·Filed 1994·Granted Aug 20, 1996·5 cites·20 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →