DR. JOHANNES HEIDENHAIN GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS21310
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 1216
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 39408
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 2180
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 14145
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 1293
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 11100
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 10275
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 8120
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 795

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0120,410 MACHINE TOOLOct 24, 16May 04, 17[B23Q, B23C]
2017/0102,227 X-Y TABLE WITH A POSITION-MEASURING DEVICEOct 12, 16Apr 13, 17[G01B]
2017/0077,991 DEVICE FOR THE TRANSMISSION OF SIGNALSDec 09, 14Mar 16, 17[H04L, H04B]
2017/0059,368 OPTICAL POSITION-MEASURING DEVICEAug 10, 16Mar 02, 17[G01D]
2016/0315,546 SWITCHED-MODE POWER SUPPLY FOR POWERING A FREQUENCY CONVERTERApr 05, 16Oct 27, 16[H02M]
2016/0164,535 METHOD AND DEVICE FOR READING A SERIAL DATA STREAMNov 30, 15Jun 09, 16[H03M]
2015/0381,023 DRIVE FOR AN XY-TABLE AND XY-TABLEJun 30, 15Dec 31, 15[H02K, F16C]
2015/0088,450 POSITION-MEASURING DEVICE AND METHOD FOR TESTING A CLOCK SIGNALSep 22, 14Mar 26, 15[G01B, G01R, G01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921468 X-Y table with a position-measuring deviceOct 12, 16Mar 20, 18[G03F, G01D]
9923445 Drive for an XY-table and XY-tableJun 30, 15Mar 20, 18[H02K, F16C, G03F]
9923452 Switched-mode power supply for powering a frequency converterApr 05, 16Mar 20, 18[H02M]
9923573 Method and device for reading a serial data streamNov 30, 15Mar 20, 18[H04L, H03M, G06F]
9880547 Numerical controlJan 19, 12Jan 30, 18[G05B, G06F]
9874434 Position-measuring system, having scanning units multiplexed to light sources and detectors, for optically scanning a measuring standard and method for operating such a position-measuring systemDec 10, 14Jan 23, 18[G01B, G01D]
9869547 Position-measuring device and method for testing a clock signalSep 22, 14Jan 16, 18[H04L, G06F, G01C, G01R, G01B, G01D]
9863791 Optical position-measuring device having incremental detector and absolute detector disposed in a common detection plane at a defined perpendicular distance from a scanning gratingAug 10, 16Jan 09, 18[G01D]
9849555 Machine toolOct 24, 16Dec 26, 17[B23Q, B23C]
9847741 Circuit arrangement for an electromagnetic holding brakeAug 11, 16Dec 19, 17[B60T, H02P, F16D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0115,940 Position Measuring DeviceAbandonedOct 30, 14Apr 30, 15[G01B]
2013/0062,513 SCANNING UNIT OF A POSITION MEASURING SYSTEMAbandonedSep 12, 12Mar 14, 13[F21V, G01D]
2011/0218,761 ABSOLUTE POSITION MEASURING DEVICEAbandonedOct 01, 09Sep 08, 11[G06F]
2011/0208,475 ABSOLUTE ANGLE CODING AND ANGLE MEASURING DEVICEAbandonedOct 01, 09Aug 25, 11[G06F]
7518157 Optoelectronic component assemblyExpiredOct 12, 04Apr 14, 09[H01L]
7474511 Voice-coil motor and positioning device or servo-track writer including a voice-coil motorExpiredJun 24, 05Jan 06, 09[G11B]
7464484 Probe headExpiredAug 29, 06Dec 16, 08[G01B]
7349442 Method for serial transmission between a position measuring device and a processing unitExpiredJun 04, 03Mar 25, 08[H04J]
7316071 Position measuring systemExpiredApr 09, 04Jan 08, 08[G01D]
7253609 Encapsulated measuring apparatus for detecting a velocity and/or acceleration of a rotationally or linearly moved componentExpiredSep 25, 02Aug 07, 07[G01P]
7253612 Scale and method for producing this scale and position measuring system employing such a scaleExpiredJul 17, 03Aug 07, 07[G01B]
2007/0153,890 Pulse width modulation methodAbandonedDec 04, 06Jul 05, 07[H03K]
7143523 Securing device for transporting and mounting a measuring arrangementExpiredOct 05, 04Dec 05, 06[G01B]
7058309 Optoelectronic transceiverExpiredJul 14, 99Jun 06, 06[H04B]
7050948 Method and computer program product for evaluation of data recorded by measuring instrumentsExpiredMay 23, 02May 23, 06[G06F]
2006/0092,428 Position measuring systemAbandonedNov 02, 05May 04, 06[G01B]
6993853 Device and method for attaching a scale element or a protective tape thereforExpiredOct 15, 04Feb 07, 06[G01B]
6988191 Method for the synchronized start-up of a numerical controlExpiredMay 27, 00Jan 17, 06[G06F]
6973399 Method and circuit for correcting periodic signals of an incremental position measuring systemExpiredMar 22, 00Dec 06, 05[G01R]
6965437 Scanning unit for an optical position measuring deviceExpiredApr 14, 01Nov 15, 05[G01B]

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