LexDanaLexDanabeta
Inventor

Tomoyuki Maeda

Inventor
Kawasaki, JP

Overview

83→
Patents
1997–2021
Patent span
Physics
Primary field (CPC G)

Patents· 83 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 transducer41%
H01FMagnets7%
Y10TTechnical subjects covered by former us classification7%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
C23CCoating metallic material4%
G06FElectric digital data processing2%
H01LSemiconductor devices2%
B29CShaping or joining of plastics2%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%
B82YSpecific uses or applications of nanostructures2%
PatentTitleYear
10,921,026Heating heat-source apparatus and control method thereof202110,913,878Method of producing laminate202110,811,037Magnetic head with conductive layer configurations between magnetic pole and shield and magnetic recording and reproducing device202010,789,976Magnetic head including first and second stacked bodies and current flow arrangements and magnetic recording and reproducing device202010,734,017Magnetic head and magnetic recording and reproducing device202010,657,990Magnetic head and disk device having gap layers with different magnetic relative permeabilities202010,460,670Display device and method for controlling the same201910,438,618Magnetic head having a stacked body provided between a magnetic pole and a first shield and a magnetic recording and reproducing device incorporating the magnetic head201910,403,308Magnetic disk device which controls a recording operation and a non-recording operation of a recording head and a recording head control method of the magnetic disk device201910,396,363Copper foil, negative electrode current collector and negative electrode material for non-aqueous secondary battery201910,319,296Display device correction method and display device correction device201910,304,379Display device and method for driving display device201910,276,193Magnetic head having magnetic pole and shield, and magnetic recording and reproducing device201910,276,095Display device and method of driving display device201910,236,021Magnetic recording apparatus having magnetic flux control part and magnetic recording head having magnetic flux control part201910,170,141Magnetic recording and reproducing device201910,100,398Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus20189,922,674'Magnetic recording and reproducing device and magnetic recording and reproducing method'20189,824,703'Magnetic recording and reproducing device having magnetic head with first and second reproducing element portions and magnetic reproducing method'20179,805,745'Magnetic recording and reproducing device comprising a magnetic head including a trailing shield and first and second shields having alternating magnetic and nonmagnetic layers'20179,734,758'Display device and method for driving same'20179,697,853'Magnetic recording head and magnetic recording and reproducing device'20179,620,237'Semiconductor device and search circuit for and method of searching for erasure count in semiconductor memory'20179,583,134'Magnetic recording and reproducing device'20179,548,079'Magnetic recording and reproducing device and magnetic recording and reproducing method'20179,373,356'Magnetic recording and reproducing device and magnetic recording and reproducing method'20169,349,389'Magnetic recording head and magnetic recording and reproducing device'20169,293,216'Semiconductor device and method of searching for erasure count in semiconductor memory'20169,256,556'RAM memory device capable of simultaneously accepting multiple accesses'20169,214,179'Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus'20159,188,096'Fuel pump and fuel supply system of internal combustion engine'20159,183,783'Organic EL display device and method of driving the same'20159,138,964'Surface-treated copper foil'20159,064,522'Stamper and method of manufacturing bit patterned medium using stamper'20159,019,058'Chip-type coil component'20158,968,526'Method for manufacturing magnetic recording medium, magnetic recording medium, and magnetic recording and reproducing apparatus'20158,956,560'Method of manufacturing mold'20158,916,053'Pattern forming method'20148,835,863'Radiation detector'20148,837,087'Thin magnetic film, method of manufacturing the same, and high frequency oscillator, magnetic head, magnetic recording medium, and magnetic recording/reproducing apparatus using thin magnetic film'20148,703,308'Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus'20148,634,153'Perpendicular magnetic recording medium, method of manufacturing the same, and magnetic recording/reproduction apparatus'20148,512,884'Perpendicular magnetic recording medium, method for producing the same, and magnetic recording/reproducing device'20138,427,270'Chip-type coil component'20138,034,472'Magnetic recording medium, method of manufacturing the same, and magnetic recording/reproducing apparatus'20118,034,471'Magnetic recording medium, method of manufacturing magnetic recording medium and magnetic recording reproducing apparatus'20118,012,613'Magnetic recording medium, process for producing same, and magnetic recording reproducing apparatus'20117,989,097'Perpendicular magnetic recording medium with tilted easy axis of magnetization, method of manufacturing magnetic recording medium, and magnetic recording apparatus comprising magnetic recording medium'20117,901,801'Perpendicular magnetic recording medium and magnetic recording apparatus'20117,901,803'Perpendicular magnetic recording medium, manufacturing method therefor, and magnetic read/write apparatus using the same'20117,867,638'Magnetic recording medium, method for producing thereof, and magnetic recording and reproducing apparatus'20117,862,915'Magnetic recording medium and magnetic recording/reproducing apparatus'20117,830,058'Surface magnet type motor, fabrication method of surface magnet type motor, and internal combustion engine with surface magnet type motor'20107,781,081'Magnetic recording medium, manufacturing method for the magnetic recording medium, and magnetic read/write apparatus'20107,694,414'Method of manufacturing multilayered electronic component'20107,666,531'Perpendicular magnetic recording medium and magnetic recording/reproduction apparatus'20107,622,204'Magnetic recording medium and magnetic recording apparatus'20097,601,445'Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus'20097,592,981'Circuit for driving self-luminous display device and method for driving the same'20097,494,725'Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus'20097,470,474'Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus including both oxide and non-oxide perpendicular magnetic layers'20087,453,344'Multilayer coil component'20087,431,999'Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus'20087,416,794'Magnetic recording medium, method for manufacturing recording medium and magnetic recording apparatus'20087,378,931'Multilayer coil component'20087,375,977'Multilayered electronic component'20087,372,648'Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus'20087,289,298'Perpendicular magnetic recording medium, method for manufacturing the same, and magnetic recording/reproducing apparatus'20077,252,896'Magnetic recording medium and magnetic recording/reproducing apparatus'20077,195,827'Perpendicular magnetic recording medium'20077,173,567'Antenna'20077,166,376'Magnetic recording medium including a high-magnetostriction layer and magnetic recording/reproducing apparatus'20077,141,316'Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus'20067,054,087'Magnetic recording-reproducing apparatus'20066,977,573'Laminated coil array'20056,972,923'Magnetic recording medium and magnetic recording/reproducing apparatus using the same'20056,930,847'Magnetic recording-reproducing apparatus'20056,917,341'Top-loading monopole antenna apparatus with short-circuit conductor connected between top-loading electrode and grounding conductor'20056,830,824'Magnetic recording medium with multiple magnetic layers capable of being exchange coupled at elevated temperatures and magnetic recording apparatus'20046,795,380'Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus'20046,777,078'Magnetic recording medium with L10 crystal grains including three or more elements'20046,554,590'High pressure pump'20035,679,099'Apparatus for controlling slip amount of motor vehicle clutch during vehicle starting'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2020Patents assigned to TOSHIBA KK (51)· patent assignee history
2004–2020Based in Kanagawa, JP· patent location history
2004–2017Based in Yokohama, JP· patent location history
2005–2015Patents assigned to MURATA MANUFACTURING CO (7)· patent assignee history
2006–2015Patents assigned to SHOWA DENKO KK (14)· patent assignee history
2006–2007Based in Funabashi, JP· patent location history
2008–2020Based in Kawasaki, JP· patent location history
2011–2015Patents assigned to UNIV TOHOKU (7)· patent assignee history
2013–2016Patents assigned to MAEDA TOMOYUKI (10)· patent assignee history
2016–2019Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA KK512004–2020
SHOWA DENKO KK142006–2015
MAEDA TOMOYUKIself102013–2016
MURATA MANUFACTURING CO72005–2015
UNIV TOHOKU72011–2015
Locations
LocationPatentsSpan
Kawasaki, JP292008–2020
Kanagawa, JP162004–2020
Yokohama, JP82004–2017
Tokyo, JP62016–2019
Funabashi, JP42006–2007