TDK CORPORATION
Patent Owner
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- 0 3,984 US PATENTS IN FORCE
- 126 US APPLICATIONS PENDING
- Mar 20, 2018 most recent publication
Details
- 3,984 Issued Patents
- 25 Issued in last 3 years
- 13 Published in last 3 years
- 77,792 Total Citation Count
- Aug 26, 1977 Earliest Filing
- 3,364 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
MATTERS
Rank in Class
Intl Class
Technology
MATTERS
Rank in Class
- No Technologies to Display
Top Patents (by citation)
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Patent #
Title
Filing Date
Issue Date
Intl Class
CITATIONS
7656167
Electric field generator incorporating a slow-wave structure
Nov 15, 05
Feb 02, 10
[H01P]
207
9143010
Wireless power transmission system for selectively powering one or more of a plurality of receivers
Dec 21, 11
Sep 22, 15
[H02J]
188
7199680
RF module using mode converting structure having short-circuiting waveguides and connecting windows
Oct 27, 03
Apr 03, 07
[H01P]
177
5640067
Thin film transistor, organic electroluminescence display device and manufacturing method of the same
Mar 18, 96
Jun 17, 97
[G09G, H01J]
177
5801105
Multilayer thin film, substrate for electronic device, electronic device, and preparation of multilayer oxide thin film
Jun 14, 96
Sep 01, 98
[H01L]
176
- No Patents to Display
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2018/0057,408
FERRITE COMPOSITION, FERRITE SINTERED BODY, ELECTRONIC DEVICE, AND CHIP COIL
Aug 16, 17
Mar 01, 18
[C04B, H01F]
- No Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9921275
Magnetic sensor including two bias magnetic field generation units for generating stable bias magnetic field
Dec 22, 15
Mar 20, 18
[G01R, H01F]
9901291
Activity meter and sleep/awake state recording system
Jul 15, 15
Feb 27, 18
[G01P, A61B, G08B]
9903009
Rare earth magnet and method for manufacturing same
Jan 17, 12
Feb 27, 18
[C23C, C09D, H01F, B22F, C22C]
- No Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2017/0226,018
SEMICONDUCTOR CERAMIC COMPOSITION AND PTC THERMISTOR
Abandoned
Feb 01, 17
Aug 10, 17
[H01C, C04B]
2017/0229,219
Semiconductor Ceramic Composition And PTC Thermistor
Abandoned
Jan 19, 17
Aug 10, 17
[H01C, C04B]
2016/0164,178
ANTENNA DEVICE AND PORTABLE ELECTRONIC DEVICE USING THE SAME
Abandoned
Dec 04, 15
Jun 09, 16
[H01Q]
9224706
Terminal structure, and semiconductor element and module substrate comprising the same
Withdrawn
Aug 06, 13
Dec 29, 15
[H01L]
2015/0371,766
COIL COMPONENT AND METHOD OF PRODUCING THE SAME
Abandoned
Jun 19, 15
Dec 24, 15
[H01F]
2015/0249,205
MAGNETIC ELEMENT, AND MAGNETIC HIGH FREQUENCY ELEMENT HAVING THE MAGNETIC ELEMENT
Abandoned
Feb 24, 15
Sep 03, 15
[H01L]
2015/0198,430
MAGNETISM DETECTION ELEMENT AND ROTATION DETECTOR
Abandoned
Dec 10, 14
Jul 16, 15
[G01R, G01B]
2015/0157,278
ELECTRONIC DEVICE, METHOD, AND STORAGE MEDIUM
Abandoned
Dec 09, 14
Jun 11, 15
[G06T, A61B, G08C]
- No Patents to Display
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