Johannes J. W. Kalfs

Person

5621 BA Eindhoven, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Mitigating disturbance in sensing
- Patent number 9,869,758
- Issue date Jan 16, 2018
- Philips Lighting Holding B.V.
- Jurgen Mario Vangeel
- G01 - MEASURING TESTING
Information Patent Grant
Anti-tampering daylight harvesting system
- Patent number 9,596,734
- Issue date Mar 14, 2017
- Philips Lighting Holding B.V.
- Roger Peter Anna Delnoij
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Illumination sensor for distinguishing between different contributi...
- Patent number 9,574,934
- Issue date Feb 21, 2017
- Philips Lighting Holding B.V.
- Petrus Antonius Verbeek
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Calibration operation of a lighting device
- Patent number 9,554,446
- Issue date Jan 24, 2017
- Philips Lighting Holding B.V.
- Michel Albertus Theodorus Klein Swormink
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System for recording and/or reproducing information medium for use...
- Patent number 6,477,003
- Issue date Nov 5, 2002
- Johannes J. W. Kalfs
- G11 - INFORMATION STORAGE
Information Patent Grant
System for recording and/or reproducing information medium for use...
- Patent number 6,061,196
- Issue date May 9, 2000
- OnStream, Inc.
- Johannes J. W. Kalfs
- G11 - INFORMATION STORAGE
Information Patent Grant
System, apparatus and method for recording and reproducing information
- Patent number 5,949,607
- Issue date Sep 7, 1999
- U.S. Philips Corporation
- Johannes J. W. Kalfs
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording an information signal on a record carrier provided with t...
- Patent number 5,933,290
- Issue date Aug 3, 1999
- OnStream Inc.
- Abraham Hoogen-Doorn
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording method and apparatus which provide at least two...
- Patent number 5,912,637
- Issue date Jun 15, 1999
- U.S. Philips Corporation
- Abraham Hoogendoorn
- G11 - INFORMATION STORAGE
Information Patent Grant
Positioning of a head relative to a plurality of tracks
- Patent number 5,805,372
- Issue date Sep 8, 1998
- U.S. Philip Corporation
- Abraham Hoogendoorn
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for reproducing n digital signals from n adjacent tracks...
- Patent number 5,488,516
- Issue date Jan 30, 1996
- U.S. Philips Corporation
- Johannes J. W. Kalfs
- G11 - INFORMATION STORAGE
Information Patent Grant
Data processing system in which unreliable words in the memory are...
- Patent number 4,641,310
- Issue date Feb 3, 1987
- U.S. Philips Corporation
- Theodorus G. J. A. Martens
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Arrangement for cancelling echo signals
- Patent number 4,481,385
- Issue date Nov 6, 1984
- U.S. Philips Corporation
- Johannes J. W. Kalfs
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arrangement for correcting pulse distortion in homochronous data tr...
- Patent number 4,464,746
- Issue date Aug 7, 1984
- U.S. Philips Corporation
- Wilfred A. M. Snijders
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ILLUMINATION SENSOR FOR DISTINGUISHING BETWEEN DIFFERENT CONTRIBUTI...
- Publication number 20160245688
- Publication date Aug 25, 2016
- Koninklijke Philips N.V.
- Petrus Antonius VERBEEK
- G01 - MEASURING TESTING
Information Patent Application
CONTROLLING A FUNCTION OF A SPACE
- Publication number 20160088714
- Publication date Mar 24, 2016
- JURGEN MARIO VANGEEL
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
MITIGATING DISTURBANCE IN SENSING
- Publication number 20160077197
- Publication date Mar 17, 2016
- Koninklijke Philips N.V.
- JURGEN MARIO VANGEEL
- G01 - MEASURING TESTING
Information Patent Application
CALIBRATION OPERATION OF A LIGHTING DEVICE
- Publication number 20160073475
- Publication date Mar 10, 2016
- Koninklijke Philips N.V.
- MICHEL ALBERTUS THEODORUS KLEIN SWORMINK
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ANTI-TAMPERING DAYLIGHT HARVESTING SYSTEM
- Publication number 20160066391
- Publication date Mar 3, 2016
- Koninklijke Philips N.V.
- ROGER PETER ANNA DELNOIJ
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Johannes J. W. Kalfs

Person

Patents Grantslast 30 patents

Mitigating disturbance in sensing

Anti-tampering daylight harvesting system

Illumination sensor for distinguishing between different contributi...

Calibration operation of a lighting device

System for recording and/or reproducing information medium for use...

System for recording and/or reproducing information medium for use...

System, apparatus and method for recording and reproducing information

Recording an information signal on a record carrier provided with t...

Magnetic recording method and apparatus which provide at least two...

Positioning of a head relative to a plurality of tracks

Apparatus for reproducing n digital signals from n adjacent tracks...

Data processing system in which unreliable words in the memory are...

Arrangement for cancelling echo signals

Arrangement for correcting pulse distortion in homochronous data tr...

Patents Applicationslast 30 patents

ILLUMINATION SENSOR FOR DISTINGUISHING BETWEEN DIFFERENT CONTRIBUTI...

CONTROLLING A FUNCTION OF A SPACE

MITIGATING DISTURBANCE IN SENSING

CALIBRATION OPERATION OF A LIGHTING DEVICE

ANTI-TAMPERING DAYLIGHT HARVESTING SYSTEM