CKD CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING6125
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT1436
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS1089
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 950
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL862
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 8198
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 876
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 755
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS743
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 7235

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0011,473 MANUFACTURING APPARATUSSep 22, 17Jan 11, 18[G09G, G05B, G06F]
2018/0003,317 FLUID CONTROL VALVE WITH SENSORJun 22, 17Jan 04, 18[F16K, G01H]
2017/0287,625 COIL COOLING STRUCTUREJun 09, 17Oct 05, 17[H01F]
2017/0278,620 COIL AND COIL PRODUCTION METHODJun 09, 17Sep 28, 17[H01F, B32B]
2017/0059,075 PIPE COUPLING STRUCTUREJul 26, 16Mar 02, 17[F16K, F16L, A01G]
2016/0336,101 ARMATURE COIL FOR ELECTROMAGNETIC ACTUATOR, ELECTROMAGNETIC ACTUATOR, EXPOSURE APPARATUS, AND DEVICE MANUFACTURING METHODSep 04, 14Nov 17, 16[H02K, H01F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9885427 Manual opening/closing valveMay 15, 15Feb 06, 18[F16K]
9631734 Fluid control device manifold, manifold assembling method, and connection toolOct 25, 13Apr 25, 17[F16K, F16L, B25B, F15B]
9613329 Monitor systemNov 25, 15Apr 04, 17[G07C, G06Q, G05B, H04W]
D782612 Electromagnetic valveJun 18, 15Mar 28, 17[2301]
D782613 Electromagnetic valveJun 18, 15Mar 28, 17[2301]
D780295 Electromagnetic valveJun 18, 15Feb 28, 17[2301]
9511455 Substrate inspection device and component mounting deviceFeb 17, 15Dec 06, 16[B23K, G01N, G01R]
9508476 Electromagnetic coil, method of manufacturing electromagnetic coil, and electromagnetic actuatorJul 29, 15Nov 29, 16[F16K, H01J, H01F]
9471972 Solder print inspecting deviceApr 04, 14Oct 18, 16[G06T]
9465385 Inspecting device monitoring systemDec 17, 13Oct 11, 16[G05B, G06F, H05K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0021,505 LEVER TYPE SWITCHING VALVEAbandonedAug 26, 14Jan 22, 15[F16K]
2014/0158,230 LIQUID DRIP PREVENTION VALVEAbandonedAug 20, 12Jun 12, 14[F16K]
2013/0142,675 FLUID CONTROL DEVICEAbandonedJan 31, 13Jun 06, 13[F04B]
8267372 Cover-equipped manual valveExpiredNov 16, 09Sep 18, 12[F16K]
2012/0175,001 LIQUID CHEMICAL DISCHARGE VALVE AND LIQUID CHEMICAL SUPPLY SYSTEMAbandonedJan 05, 12Jul 12, 12[F16K, D06F]
2011/0277,325 Passage block and manufacturing method thereofAbandonedJul 19, 11Nov 17, 11[B21K]
8033801 Liquid chemical supply system and liquid chemical supply control deviceExpiredNov 14, 07Oct 11, 11[F04B]
2011/0198,843 PORT STRUCTURE AND FLUID DEVICE INCLUDING THE PORT STRUCTUREAbandonedJan 14, 11Aug 18, 11[F16L]
2010/0312,405 FLUID CONTROL METHOD, FLUID CONTROL SYSTEM, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM STORING FLUID CONTROL PROGRAMAbandonedMay 26, 10Dec 09, 10[G05D]
2010/0177,192 THREE-DIMENSIONAL MEASURING DEVICEAbandonedJan 13, 10Jul 15, 10[H04N, G01B, G06K]
2010/0123,092 FLUID CONTROL VALVEAbandonedNov 13, 09May 20, 10[F16K]
2010/0116,484 TEMPERATURE CONTROL DEVICEAbandonedOct 29, 09May 13, 10[F25B, F28F]
2010/0090,137 FLOW RATE CONTROL DEVICEAbandonedSep 16, 09Apr 15, 10[F16K]
7624661 Supporting unit, and moving table device and linear-motion guiding device that use the supporting unitExpiredJun 25, 04Dec 01, 09[G05G]
7556059 Tank structureExpiredMar 28, 06Jul 07, 09[F16K]
2009/0095,364 Fluid flow distribution and supply unit and flow distribution control programAbandonedSep 08, 08Apr 16, 09[F16K]
2009/0057,600 Vacuum opening/closing valveAbandonedAug 01, 08Mar 05, 09[F16K]
2008/0314,564 TEMPERATURE CONTROL DEVICEAbandonedApr 25, 08Dec 25, 08[F28D]
2008/0302,427 Vacuum pressure control systemAbandonedMay 06, 08Dec 11, 08[F16K]
2008/0290,312 Fluid control valveAbandonedApr 29, 08Nov 27, 08[F16K]

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