TDK CORPORATION

Patent Owner

Follow Compare Create Portfolio

Stats

Details

Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 1758 5
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 359 97
 
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 327 3
 
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 308 1
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM 186 29
 
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 145 5
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 113 41
 
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 96 10
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 91 64
 
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 78 55
  • No Technologies to Display

Top Patents (by citation)

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0311,287 R-T-B BASED SINTERED MAGNET Apr 16, 14 Oct 23, 14 [H01F]
2014/0311,288 R-T-B BASED SINTERED MAGNET Apr 22, 14 Oct 23, 14 [H01F]
2014/0311,289 R-T-B BASED SINTERED MAGNET Apr 22, 14 Oct 23, 14 [H01F]
2014/0311,290 R-T-B BASED SINTERED MAGNET Apr 22, 14 Oct 23, 14 [H01F]
2014/0311,291 R-T-B BASED SINTERED MAGNET Apr 22, 14 Oct 23, 14 [H01F]
2014/0312,972 HIGH-FREQUENCY AMPLIFIER CIRCUIT, SEMICONDUCTOR DEVICE, AND MAGNETIC RECORDING AND REPRODUCING DEVICE Apr 10, 14 Oct 23, 14 [H03F]
2014/0313,633 ELECTROSTATIC PROTECTION DEVICE Sep 13, 12 Oct 23, 14 [H05F]
2014/0315,498 OSCILLATOR, RECTIFIER, AND TRANSCEIVER DEVICE Apr 18, 14 Oct 23, 14 [H03D, H03B, H04B]
2014/0307,319 LENS HOLDING DEVICE Apr 11, 14 Oct 16, 14 [G02B]
2014/0307,341 LENS HOLDING DEVICE Apr 11, 14 Oct 16, 14 [G02B]
2014/0308,152 R-T-B BASED ALLOY STRIP, AND R-T-B BASED SINTERED MAGNET AND METHOD FOR PRODUCING SAME Oct 11, 12 Oct 16, 14 [H01F]
2014/0299,016 BLACK MARKER COMPOSITION AND AN ELECTRONIC COMPONENT USING THESE Mar 20, 14 Oct 09, 14 [C09D]
2014/0302,320 DIELECTRIC CERAMIC COMPOSITION, DIELECTRIC CERAMIC, ELECTRONIC DEVICE, AND COMMUNICATION DEVICE Apr 01, 14 Oct 09, 14 [C04B]
2014/0290,803 RARE EARTH BASED MAGNET Mar 28, 14 Oct 02, 14 [H01F]
2014/0291,021 JUNCTION STRUCTURE FOR AN ELECTRONIC DEVICE AND ELECTRONIC DEVICE Mar 19, 14 Oct 02, 14 [H01R]
2014/0292,313 MAGNETIC SENSOR SYSTEM INCLUDING THREE DETECTION CIRCUITS Jan 27, 14 Oct 02, 14 [G01B]
2014/0292,314 MAGNETIC SENSOR SYSTEM INCLUDING TWO DETECTION CIRCUITS Jan 27, 14 Oct 02, 14 [G01R, G01B]
2014/0292,321 MAGNETIC SENSOR WITH REDUCED EFFECT OF INTERLAYER COUPLING MAGNETIC FIELD Feb 11, 14 Oct 02, 14 [G01R]
2014/0292,322 MAGNETIC SENSOR WITH REDUCED EFFECT OF INTERLAYER COUPLING MAGNETIC FIELD Feb 25, 14 Oct 02, 14 [G01R]
2014/0292,453 RARE EARTH BASED MAGNET Mar 28, 14 Oct 02, 14 [H01F]
2014/0292,454 RARE EARTH BASED MAGNET Mar 28, 14 Oct 02, 14 [H01F]
2014/0292,464 PULSE TRANSFORMER Mar 25, 14 Oct 02, 14 [H01F]
2014/0292,465 PULSE TRANSFORMER Mar 25, 14 Oct 02, 14 [H01F]
2014/0292,466 ELECTRONIC COMPONENT AND MANUFACTURING METHOD THEREOF Mar 27, 14 Oct 02, 14 [H01F, C25D]
2014/0293,258 MANUFACTURING APPARATUS OF ELECTRONIC COMPONENT AND MANUFACTURING METHOD THEREOF Mar 25, 14 Oct 02, 14 [H05K]
2014/0293,473 THIN FILM MAGNETIC HEAD WITH SIDE LAYERS UNDER COMPRESSION STRESS Mar 29, 13 Oct 02, 14 [G11B]
2014/0293,474 CPP-TYPE MAGNETORESISTANCE EFFECT ELEMENT AND MAGNETIC DISK DEVICE USING SIDE SHIELD LAYERS Mar 29, 13 Oct 02, 14 [G11B, H01L]
2014/0293,475 CPP-TYPE MAGNETORESISTIVE ELEMENT INCLUDING A REAR BIAS STRUCTURE AND LOWER SHIELDS WITH INCLINED MAGNETIZATIONS Mar 29, 13 Oct 02, 14 [G11B, H01L]
2014/0293,556 POWER SUPPLY DEVICE Feb 26, 14 Oct 02, 14 [H05K]
2014/0293,561 WIRING BOARD, ELECTRONIC COMPONENT EMBEDDED SUBSTRATE, METHOD OF MANUFACTURING WIRING BOARD, AND METHOD OF MANUFACTURING ELECTRONIC COMPONENT EMBEDDED SUBSTRATE Jun 12, 14 Oct 02, 14 [H05K]
2014/0293,760 MAGNETIC DISK UNIT AND THERMALLY-ASSISTED MAGNETIC RECORDING METHOD Mar 26, 13 Oct 02, 14 [G11B]

View all publication…

  • No Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,864,925 Method for producing laminated electronic component, and laminated electronic component Jul 21, 11 Oct 21, 14 [H03H, H01G, B29C, B32B, C03B]
8,866,041 Apparatus and method of manufacturing laser diode unit utilizing submount bar Apr 12, 12 Oct 21, 14 [H01S, B23K]
8,866,568 Signal transmission device, filter, and inter-substrate communication device Aug 30, 11 Oct 21, 14 [H01P]
8,866,577 Coil component May 09, 12 Oct 21, 14 [H01F]
8,867,168 Magnetic head for perpendicular magnetic recording having a write shield Dec 07, 12 Oct 21, 14 [G11B]
8,861,135 Thermally-assisted magnetic write head, head gimbal assembly, head arm assembly, and magnetic disk unit Oct 04, 12 Oct 14, 14 [G11B]
8,861,136 Spin conduction element and magnetic sensor and magnetic head using spin conduction Mar 13, 13 Oct 14, 14 [G01R, G11B, H01L]
8,861,318 Thermally assisted magnetic write head, and method of manufacturing the same Dec 05, 13 Oct 14, 14 [G11B]
8,853,115 Dielectric ceramic composition and electronic device Feb 21, 13 Oct 07, 14 [C04B, H01G, C01G]
8,853,920 Piezoelectric ceramic composition consisting of a perovskite-type oxide and piezoelectric element May 21, 10 Oct 07, 14 [H03H, C04B, H01L]
8,854,931 Polarization converter including a jagged diagonal line in plane orthogonal to propagation direction of electromagnetic wave Mar 08, 13 Oct 07, 14 [G11B, H01P]

View all Patent…

  • No Patents to Display

Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
8,692,414 Wireless power feeder and wireless power transmission system Apr 07, 11 Apr 08, 14 [H01F]
2013/0256,848 ELECTRONIC COMPONENT MODULE AND METHOD OF MANUFACTURING THE SAME Mar 28, 13 Oct 03, 13 [H01L]
2013/0099,834 RAMP SIGNAL GENERATION CIRCUIT AND RAMP SIGNAL ADJUSTMENT CIRCUIT Oct 18, 12 Apr 25, 13 [H03K]
2013/0070,364 THIN FILM MAGNETIC HEAD AND MANUFACTURING METHOD THEREOF Sep 15, 11 Mar 21, 13 [G11B]
2012/0313,743 LAMINATED ELECTRONIC COMPONENT EQUIPPED WITH INDUCTOR Sep 07, 11 Dec 13, 12 [H01F]
2012/0250,123 APPARATUS AND METHOD FOR EVALUATING HOLOGRAM IMAGE RECORDING MEDIUM Jan 30, 12 Oct 04, 12 [G03H]
2012/0250,189 MAGNETIC HEAD INCLUDING SIDE SHIELD LAYERS ON BOTH SIDES OF A MR ELEMENT Mar 29, 11 Oct 04, 12 [G11B]
2012/0250,216 SEMICONDUCTOR CERAMIC AND A MULTILAYER SEMICONDUCTOR CERAMIC CAPACITOR Mar 27, 12 Oct 04, 12 [H01B, H01G]
2012/0228,683 SPIN DEVICE, AND MAGNETIC SENSOR AND SPIN FET USING THE SAME Mar 09, 12 Sep 13, 12 [H01L]
2012/0218,712 SPRING FIXTURE FOR ELECTRONIC COMPONENT AND HEAT SINK STRUCTURE Feb 27, 12 Aug 30, 12 [F16D, H05K]
2012/0162,854 MULTILAYER CERAMIC CAPACITOR Dec 27, 11 Jun 28, 12 [H01G]
2012/0086,993 PHOTOPOLYMER MEDIUM FOR COLOR HOLOGRAM IMAGE RECORDING AND COLOR HOLOGRAM IMAGE RECORDING METHOD Sep 06, 11 Apr 12, 12 [G03H]
2012/0075,768 DIELECTRIC CERAMIC COMPOSITION AND MANUFACTURING METHOD THEREOF, AND CERAMIC ELECTRONIC DEVICE Sep 29, 11 Mar 29, 12 [C04B, H01G]
2012/0067,999 TAPE REEL AND INFORMATION RECORDING MEDIUM Sep 19, 11 Mar 22, 12 [G11B, B65H]
2012/0069,615 BRIDGELESS POWER FACTOR CORRECTION CONVERTER Sep 07, 11 Mar 22, 12 [H02M]
2011/0317,328 CERAMIC ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME Jun 23, 11 Dec 29, 11 [H01C, H01G]
2011/0280,116 OPTICAL RECORDING MEDIUM AND OPTICAL RECORDING METHOD May 11, 11 Nov 17, 11 [G11B]
2011/0262,632 Magnetoresistive Effect Element, Thin-Film Magnetic Head, Method for Manufacturing Magnetoresistive Effect Element, and Method for Manufacturing Thin-Film Magnetic Head Mar 07, 11 Oct 27, 11 [B05D]
2011/0235,491 OPTICAL RECORDING MEDIUM AND OPTICAL RECORDING METHOD Mar 24, 11 Sep 29, 11 [G11B, B32B]
2011/0216,432 MAGNETIC HEAD COMPRISING TWO MAGNETIC FIELD SENSING PART Mar 05, 10 Sep 08, 11 [G11B]

View all Patent…

  • No Patents to Display

Top Inventors for This Owner

We are sorry but your current selection exceeds the maximum number of follows () for this membership level. Upgrade to our Level for up to follows!

Owner Follow
TDK CORPORATION
CANCEL
UPGRADE MEMBERSHIP CANCEL

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to comparisons!

UPGRADE MEMBERSHIP CANCEL

We are sorry but your current selection exceeds the maximum number of portfolios () for this membership level. Upgrade to our Level for up to portfolios!

UPGRADE MEMBERSHIP CANCEL

We are sorry but your current selection exceeds the maximum number of patents allowed in portfolios () for this membership level. Upgrade to our Level for up to patents!

UPGRADE MEMBERSHIP CANCEL