Inventor · disambiguated record
Johannes J. Verboom
Also filed as: DE HAAN MAARTEN R · VERBOOM JOHANNES · VERBOOM JOHANNES J · VERBOOM JOHANNES JACOBUS
43 granted patents·3 pending applications·1,065 citations·filing 1979–2010
98Inventor score
Files withPHILIPS CORP15LASER MAGNETIC STORAGE INT11PLASMON LMS INC6OPTICAL STORAGE INT5PHILIPS ELECTRONICS NA4
Top patents by PatentIndex Score
46 records- 0197US4972401AOptically readable record carrier with track undulations for producing a synchronizing clock signal and apparatus for forming such trackPHILIPS CORP·Filed 1989·Granted Nov 20, 1990·101 cites·6 claims
- 0297US4363116AMethod, apparatus and record carrier body for optically writing informationPHILIPS CORP·Filed 1980·Granted Dec 7, 1982·114 cites·21 claims
- 0396US5682365AApparatus for recording data on a disc-shaped optically readable record carrierPHILIPS CORP·Filed 1989·Granted Oct 28, 1997·73 cites·5 claims
- 0494US4238843ADisc-shaped optically readable record carrier used as a data storage mediumPHILIPS CORP·Filed 1979·Granted Dec 9, 1980·51 cites·7 claims
- 0593US5295127AOptical data recorder with segment synchronization marksPHILIPS CORP·Filed 1992·Granted Mar 15, 1994·104 cites·14 claims
- 0690US4606016AWrite protection and data detection using differential detectorOPTICAL STORAGE INT·Filed 1984·Granted Aug 12, 1986·38 cites·7 claims
- 0786US4879707AOptical disk tracking and seeking systems specific track formats using discontinuitiesLASER MAGNETIC STORAGE INT·Filed 1988·Granted Nov 7, 1989·38 cites·7 claims
- 0886US4855742AMethod of transmitting n-bit information words, information transmission system for carrying out the method, and encoding device and decoding device for use in the information-transmission systemOPTICAL STORAGE INT·Filed 1987·Granted Aug 8, 1989·46 cites·7 claims
- 0985US4646281ARead channel for an optical recorderLASER MAGNETIC STORAGE INT·Filed 1985·Granted Feb 24, 1987·33 cites·23 claims
- 1083US5574706AFocus offset optimization for reading optically recorded dataPHILIPS CORP·Filed 1994·Granted Nov 12, 1996·35 cites·14 claims
- 1183US5023857AOptical information storage apparatus including eccentricity compensatorPHILIPS CORP·Filed 1988·Granted Jun 11, 1991·28 cites·4 claims
- 1283US4779253ASampled servo for an optical disk driveLASER MAGNETIC STORAGE INT·Filed 1986·Granted Oct 18, 1988·27 cites·22 claims
- 1382US6487146B1Read focus optimization for an optical disk drivePLASMON LMS INC·Filed 2000·Granted Nov 26, 2002·16 cites·24 claims
- 1481US4326282AApparatus for reproducing digitally coded information recorded on an optically readable disc-shaped record carrierPHILIPS CORP·Filed 1980·Granted Apr 20, 1982·23 cites·1 claims
- 1579US4583208ASector mark decoder for an optical recorderOPTICAL STORAGE INT·Filed 1984·Granted Apr 15, 1986·21 cites·6 claims
- 1677US5270991ATrack format for use with an optical record carrier having a varying track pitchPHILIPS CORP·Filed 1990·Granted Dec 14, 1993·26 cites·10 claims
- 1775US5031166AOptical disk tracking and seeking systems and specific track formats using discontinuities and circuitry thereforLASER MAGNETIC STORAGE INT·Filed 1989·Granted Jul 9, 1991·22 cites·3 claims
- 1874US4464714ASystem for transmitting digital information, coding arrangement for use in that system, decoding arrangement for use in that system and record carrier for use in that systemPHILIPS CORP·Filed 1981·Granted Aug 7, 1984·36 cites·36 claims
- 1973US6891868B2Laser driver with noise reduction feedback for optical storage applicationsPLASMON LMS INC·Filed 2001·Granted May 10, 2005·16 cites·25 claims
- 2072US6407970B2Enhanced adaptive and selective ISI cancellation for a read channel in storage technologiesPLASMON LMS INC·Filed 2001·Granted Jun 18, 2002·7 cites·29 claims
- 2171US4882721AOffset for protection against amorphous pipsLASER MAGNETIC STORAGE INT·Filed 1988·Granted Nov 21, 1989·18 cites·6 claims
- 2268US4959823ATracking and seeking system for use with an optical record carrier having a wobbled track formatLASER MAGNETIC STORAGE INT·Filed 1989·Granted Sep 25, 1990·19 cites·9 claims
- 2368US4292655ASystem incorporating word synchronization for a serial signal sequencePHILIPS CORP·Filed 1979·Granted Sep 29, 1981·27 cites·13 claims
- 2466US7586831B2Amplitude modulated addressing in disk pregrooveALLIANCE STORAGE TECHNOLOGIES·Filed 2005·Granted Sep 8, 2009·2 cites·24 claims
- 2563US5126991ATrack addressing method and apparatusPHILIPS CORP·Filed 1990·Granted Jun 30, 1992·14 cites·24 claims
- 2662US4914645AOptical disk tracking and seeking systems and specific track formats using servo areasLASER MAGNETIC STORAGE INT·Filed 1988·Granted Apr 3, 1990·14 cites·14 claims
- 2761US6094408AAdaptive and selective cancellation of inter-symbol interference of a read channel in storage technologiesPHILIPS ELECTRONICS NA·Filed 1998·Granted Jul 25, 2000·14 cites·19 claims
- 2858US4599717ADirect read after write verify using differential detectionOPTICAL STORAGE INT·Filed 1984·Granted Jul 8, 1986·13 cites·15 claims
- 2956US6205103B1Enhanced adaptive and selective ISI cancellation for a read channel in storage technologiesPLASMON LMS INC·Filed 2000·Granted Mar 20, 2001·2 cites·4 claims
- 3055US5142514AApparatus and method for verification of data established on a record carrier during writePHILIPS CORP·Filed 1989·Granted Aug 25, 1992·9 cites·23 claims
- 3153US4718054AServo error write blanking circuit for an optical recording diskLASER MAGNETIC STORAGE INT·Filed 1986·Granted Jan 5, 1988·9 cites·7 claims
- 3251US6118746AAdaptive and selective level conditioning of a read channel in storage technologiesPHILIPS ELECTRONICS NA·Filed 1998·Granted Sep 12, 2000·9 cites·20 claims
- 3351US4930115AMethod of and device for recording information, record carrier, and device for reading the recorded informationPHILIPS CORP·Filed 1988·Granted May 29, 1990·8 cites·15 claims
- 3449US6236627B1Tracking method and track format based on quadrature wobblePHILIPS ELECTRONICS NA·Filed 1998·Granted May 22, 2001·8 cites·18 claims
- 3549US6233209B1Tracking method and track format based on radial cross-talk from adjacent tracksPHILIPS ELECTRONICS NA·Filed 1998·Granted May 15, 2001·8 cites·16 claims
- 3648US6091687AMethod and apparatus for maximum likelihood detectionPHILIPS ELECTRONICS N A CORP·Filed 1997·Granted Jul 18, 2000·9 cites·19 claims
- 3748US4802154AHigh density codes for optical recordingLASER MAGNETIC STORAGE INT·Filed 1985·Granted Jan 31, 1989·7 cites·29 claims
- 3846US4879708AOptical disk tracking and seeking systems specific track formats using wobbled pitsLASER MAGNETIC STORAGE INT·Filed 1988·Granted Nov 7, 1989·6 cites·9 claims
- 3946US4866686AOptical record carrier and apparatus for reading the record carrierOPTICAL STORAGE INT·Filed 1987·Granted Sep 12, 1989·6 cites·7 claims
- 4040US4292593AMethod of demodulating a quadphase coded data signal and receiver for carrying out the methodPHILIPS CORP·Filed 1979·Granted Sep 29, 1981·6 cites·6 claims
- 4139USPP23753P3Helleborus plant named ‘VERBEAUTY2’VERBOOM JOHANNES·Filed 2010·Granted Jul 16, 2013·0 cites·1 claims
- 4239US7248557B2Robust header configuration and method for reading sector identifiers contained thereinPLASMON LMS INC·Filed 2003·Granted Jul 24, 2007·0 cites·22 claims
- 4339US2003079161A1Optimized data storage system and method for optical storage systemFiled 2001·Application pending·0 cites
- 4434US4740944AOptical disk phase lock loop with comb filterLASER MAGNETIC STORAGE INT·Filed 1987·Granted Apr 26, 1988·2 cites·4 claims
- 4531US2004095863A1Phase lock loop for optical disc drive and optical media with wobbled groovesFiled 2003·Application pending·0 cites
- 4631US2004017749A1Rewritable optical storage device with extended lifePLASMON LMS INC·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →