OKUMA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 5548
 
  
 
B23Q DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING 525
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 32415
 
  
 
B23B TURNING; BORING 1636
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS1584
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1394
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 1176
 
  
 
B23C MILLING 924
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR859
 
  
 
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 753

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0056,503 ROBOT FOR MACHINE TOOL AND MACHINE TOOLAug 29, 17Mar 01, 18[B25J]
2018/0050,432 MACHINE TOOLAug 16, 17Feb 22, 18[B23Q, B23B]
2018/0029,185 INFORMATION MEASURING DEVICEJul 20, 17Feb 01, 18[B23Q, G01M]
2017/0370,410 SLIDING GUIDE DEVICE FOR MACHINE TOOLJun 22, 17Dec 28, 17[B23Q, F16C]
2017/0329,316 MACHINE TOOLMay 12, 17Nov 16, 17[B26D, G05B, B25J]
2017/0292,980 FREQUENCY CHARACTERISTIC MEASURING METHOD AT FEED AXIS CONTROL UNITFeb 23, 17Oct 12, 17[G01R]
2017/0146,394 FREQUENCY IDENTIFYING DEVICENov 16, 16May 25, 17[G01H]
2017/0038,761 INFORMATION ACQUISITION DEVICE OF MACHINE TOOLJun 22, 16Feb 09, 17[G05B]
2016/0246,282 ERROR IDENTIFICATION METHOD OF MACHINE TOOLFeb 01, 16Aug 25, 16[G05B]
2016/0116,275 GEOMETRIC-ERROR IDENTIFICATION SYSTEM AND GEOMETRIC-ERROR IDENTIFICATION METHODSep 10, 15Apr 28, 16[G01B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9910422 Error identification method of machine toolFeb 01, 16Mar 06, 18[G05B]
9906184 Control apparatus of motorDec 02, 15Feb 27, 18[G01K, H02P]
9906356 Timer synchronizing system in loop communication channelDec 08, 16Feb 27, 18[H04L, H04J]
9878414 Cutting fluid tankDec 21, 15Jan 30, 18[B23Q, B24B, B23B, B05B, B01F]
9873173 Cutting fluid tankDec 21, 15Jan 23, 18[B23Q, B24B, B23B]
9876448 Position control apparatusAug 19, 15Jan 23, 18[G05B, H02P]
9839982 Main spindle load monitoring device for machine toolJun 15, 16Dec 12, 17[B23Q, G01M, G01L]
9829500 Speed monitoring deviceOct 16, 12Nov 28, 17[G05B, G01P]
9804584 Servo control apparatusSep 01, 15Oct 31, 17[G05B]
9703281 Tool path generation device, tool path calculation method, and tool path generation programMar 29, 11Jul 11, 17[G05B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0277,423 METHOD AND APPARATUS FOR CONTROLLING A MACHINE TOOLAbandonedFeb 24, 15Oct 01, 15[G05B]
2015/0071,723 HEADSTOCK OF MACHINE TOOLAbandonedAug 20, 14Mar 12, 15[B23C]
2014/0364,993 CONTROL METHOD FOR MACHINE TOOLAbandonedApr 23, 14Dec 11, 14[G05B]
2014/0083,244 PROTECTIVE DEVICE FOR SLIDING SURFACEAbandonedApr 05, 13Mar 27, 14[F16P]
2014/0069,252 GROOVING METHOD, GROOVING TOOL, AND GROOVING TOOL HOLDING STRUCTURESAbandonedApr 05, 13Mar 13, 14[B26D]
8468917 Machine tool and boring methodExpiredSep 22, 10Jun 25, 13[B23Q]
8360698 Cutting methodExpiredJun 13, 08Jan 29, 13[B23B]
2013/0015,742 SYNCHRONOUS MOTORAbandonedJul 12, 12Jan 17, 13[H02K]
2011/0163,221 METHOD FOR CONTROLLING DEFLECTION IN STRUCTURAL MEMBERAbandonedDec 13, 10Jul 07, 11[F16M]
2011/0135,415 VIBRATION SUPPRESSING DEVICEAbandonedSep 01, 10Jun 09, 11[B23Q]
2011/0015,050 TOOL MAGAZINEAbandonedJun 17, 10Jan 20, 11[B23Q]
7676338 Method for detecting abnormality of temperature sensor in machine toolExpiredNov 28, 07Mar 09, 10[G01K, G01F]
7673298 Software object verification method for real time systemExpiredJul 06, 05Mar 02, 10[G06F]
7647855 Electrically-operated chuck opening-closing deviceExpiredSep 06, 07Jan 19, 10[B23B]
7621031 Pallet exchanging deviceExpiredMay 18, 07Nov 24, 09[B23P]
7574324 Abnormality diagnostic method and device thereofExpiredOct 05, 07Aug 11, 09[G06F, G21C]
7543307 Interface method and device having interface for circuit comprising logical operation elementExpiredJul 17, 03Jun 02, 09[G06F]
7520156 Calibration method for a parallel kinematic mechanism machineExpiredApr 28, 06Apr 21, 09[G01B]
7506424 Rotary tool-equipped tool restExpiredOct 05, 07Mar 24, 09[B23B]
2008/0222,834 WIPERAbandonedFeb 29, 08Sep 18, 08[B60S]

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