Inventor
Koichi Terunuma
Inventor
Tokyo, JP
Overview
Patents· 58 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer39%
B82YSpecific uses or applications of nanostructures24%
Y10TTechnical subjects covered by former us classification18%
G01RMeasuring electric variables6%
H01FMagnets6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
H10NElectric solid-state devices not otherwise provided for1%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form1%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices1%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h101%
PatentTitleYear
7,791,838'Magnetic head apparatus and magnetic recording and reproducing apparatus'20107,675,718'Narrow track CPP head with bias cancellation'20107,506,430'Process to manufacture narrow track CPP head with bias cancellation'20097,477,491'GMR device having an improved free layer'20097,403,358'Thin film magnetic head, magnetic head device, magnetic recording/reproducing device and method for fabricating a thin film magnetic head'20087,311,850'Method of forming patterned thin film and method of fabricating micro device'20077,259,940'Thin-film magnetic head, head gimbal assembly, and hard disk drive'20077,221,546'Thin film magnetic head, head gimbal assembly, and hard disk drive'20077,193,822'Thin film magnetic head, head gimbal assembly, and hard disk drive'20077,136,263'Thin-film magnetic head, thin-film magnetic head assembly, storage device, and method of manufacturing thin-film magnetic head'20067,134,184'Process of manufacturing a narrow track CCP head with bias cancellation'20067,126,794'Thin film magnetic head including heat dissipation, method of manufacturing the same, and magnetic disk drive'20067,107,667'Method for fabricating thin film magnetic head'20067,088,560'Thin film magnetic head including a heat dissipation layer, method of manufacturing the same and magnetic disk drive'20067,082,673'Method of manufacturing magnetoresistive device capable of preventing a sense current from flowing into dead regions of a magnetoresistive element, and method of manufacturing thin-film magnetic head'20067,065,859'Method for manufacturing a thin film magnetic head'20067,046,487'Magnetoresistive effective element, thin film magnetic head, magnetic head device and magnetic recording/reproducing device'20067,029,770'Exchange-coupled film, spin valve film, thin film magnetic head, magnetic head apparatus, and magnetic recording/reproducing apparatus'20067,027,271'Magnetoresistive device in a thin-film magnetic head and method of manufacturing same having particular electrode overlay configuration'20066,998,150'Method of adjusting CoFe free layer magnetostriction'20066,982,855'Magnetoresistive head having layer structure between free and lead layers with layer structure including fixed magnetization layer'20066,947,261'Thin film magnetic head and method of manufacturing the same'20056,927,950'Thin-film magnetic head and method of manufacturing same, head gimbal assembly, and hard disk drive'20056,757,142'Magnetoresistive effect element with a magnetic sensing region and outside regions thereof, and manufacturing method of the element'20046,751,070'Thin film magnetic head and method for fabricating the same'20046,731,474'Thin film magnetic head and method of manufacturing the same'20046,721,140'Magnetoresistive device and method of manufacturing same and thin-film magnetic head and method of manufacturing same'20046,678,941'Method for manufacturing a thin film magnetic head'20046,657,826'Magnetoresistive device and method of manufacturing same, thin-film magnetic head and method of manufacturing same, head gimbal assembly and hard disk drive'20036,636,392'Thin-film magnetic head with magnetoresistive effect element'20036,636,398'Magnetoresistive effect sensor, thin-film magnetic head with the sensor, manufacturing method of magnetoresistive sensor and manufacturing method of thin-film magnetic head'20036,636,395'Magnetic transducer and thin film magnetic head using the same'20036,633,463'Thin-film magnetic head, head suspension assembly, magnetic disk device and manufacturing method of them'20036,604,275'Method of manufacturing thin-film magnetic head'20036,591,481'Method of manufacturing magnetoresistive device and method of manufacturing thin-film magnetic head'20036,563,681'Magnetoresistance effect film and magnetoresistance effect type head'20036,545,848'Magnetic transducer, thin film magnetic head and method of manufacturing the same'20036,477,018'Thin-film magnetic head and method of manufacturing the same'20026,466,415'Thin film magnetic head including a first pole portion having a depressed portion for receiving a coil'20026,462,917'Magnetoresistive sensor, a thin film magnetic head, a magnetic head device, and a magnetic disk drive device'20026,444,406'Method for forming photoresist pattern and manufacturing method of magnetoresistive effect thin-film magnetic head'20026,414,825'Thin film device, thin film magnetic head and magnetoresistive element'20026,404,603'Thin film device, thin film head, and magnetoresistive element'20026,381,093'Thin film magnetic head with magnetic films with increasing widths from a surface facing a recording medium'20026,364,964'Manufacturing method of spin valve magnetoresistive effect element and manufacturing method of thin-film magnetic head with the element'20026,329,211'Method of manufacturing thin film magnetic head'20016,188,543'Thin film magnetic head'20016,178,065'Thin film magnetic head and manufacturing method of the head'20016,169,642'Thin-film magnetic head having a three-layer pole tip structure'20016,163,437'Magnetic head with spin valve effect magnetoresistive element and its manufacturing method'20006,151,193'Thin film magnetic head'20006,137,652'Thin film magnetic head with separated yoke and pole tips'20006,040,965'Thin film magnetic head having grooves which become gradually shallower'20005,999,378'Magnetoresistance effect head having a giant magnetoresistance effect film'19995,978,184'Magnetoresistive effect element and thin film magnetic head with the element'19995,936,812'Thin film magnetic head with inductive magnetic conversion element and magnetoresistive conversion element'19995,660,879'Process for production of a magnetic head'19975,558,944'Magnetic head and a process for production thereof'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2010Patents assigned to TDK CORP (53)· patent assignee history
1996–2010Based in Tokyo, JP· patent location history
1999Patents assigned to TOSHIBA KK (1)· patent assignee history
1999–2000Based in Hoya, JP· patent location history
2000–2002Based in Hohya, JP· patent location history
2002–2008Based in Chuo-ku, JP· patent location history
2006–2010Patents assigned to HEADWAY TECHNOLOGIES INC (5)· patent assignee history
2006–2010Based in Saku, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TDK CORP | 53 | 1996–2010 |
| HEADWAY TECHNOLOGIES INC | 5 | 2006–2010 |
| TOSHIBA KK | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 38 | 1996–2010 |
| Chuo-ku, JP | 9 | 2002–2008 |
| Saku, JP | 3 | 2006–2010 |
| Hohya, JP | 3 | 2000–2002 |
| Hoya, JP | 3 | 1999–2000 |