LexDanaLexDanabeta
Inventor

Kazuhiro Hattori

Inventor
Tokyo, JP

Overview

60→
Patents
1992–2021
Patent span
Physics
Primary field (CPC G)

Patents· 60 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 transducer25%
B82YSpecific uses or applications of nanostructures10%
G02BOptical elements, systems or apparatus6%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them6%
Y10TTechnical subjects covered by former us classification6%
H01FMagnets4%
B66BElevators3%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h103%
C23FNon-mechanical removal of metallic material from surface2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
PatentTitleYear
11,117,996Self-assembly composition for pattern formation and pattern forming method202111,066,571Pattern forming method, under coating agent, and laminate202110,161,809Method for measuring internal temperature of freezing target object and internal temperature measurement device for freezing target object20189,523,862'Image blur correction device and imaging apparatus'20169,451,779'Left/right determination system for arm part of pig carcass'20169,370,195'Left/right determination system for arm part of pig carcass'20168,928,985'Image blur correction device and imaging apparatus'20158,879,900'Image blur correction device and imaging apparatus'20148,660,417'Drive motor, image blur correction unit, and imaging apparatus'20148,376,814'Deboning method and apparatus for meat with bone using X-ray'20138,248,722'Lens barrel and imaging apparatus'20128,124,255'Magnetic recording medium and magnetic recording and reproducing apparatus'20127,922,404'Diaphragm unit, light intensity adjusting device, lens barrel, and imaging apparatus'20117,811,077'Stamper, imprinting method, and method of manufacturing an information recording medium'20107,740,903'Method for manufacturing magnetic recording medium'20107,727,412'Dry etching method'20107,682,713'Magnetic recording medium with recording layer having a predetermined concavo-convex pattern and magnetic recording and reproducing apparatus'20107,682,711'Magnetic recording medium, magnetic recording and reproducing apparatus, and manufacturing method of magnetic recording medium'20107,656,606'Magnetic recording medium, recording/reproducing apparatus, and stamper'20107,630,156'Magnetic recording medium, recording/reproducing apparatus, and stamper for manufacturing a magnetic recording medium'20097,619,839'Lens barrel and image capturing apparatus'20097,615,292'Magnetic recording medium'20097,538,041'Magnetic recording medium, method of manufacturing the same, and intermediate for magnetic recording medium'20097,531,103'Mask forming method, mask forming functional layer, dry etching method, and method of manufacturing an information recording medium'20097,526,925'Method and apparatus for producing slush nitrogen'20097,488,429'Method of dry etching, method of manufacturing magnetic recording medium, and magnetic recording medium'20097,480,924'Magnetic recording and reproducing device and magnetic recording medium'20097,470,374'Manufacturing method and manufacturing apparatus of magnetic recording medium'20087,438,982'Magnetic recording medium including disk substrate, magnetic layer, and non-magnetic layer'20087,423,841'Discrete track magnetic recording medium with lift-adjusting surface'20087,417,826'Magnetic recording medium'20087,413,819'Magnetic recording medium'20087,388,215'Pattern drawing method, stamper manufacturing method, and pattern drawing apparatus'20087,385,785'Magnetic recording medium and magnetic recording and reproduction apparatus'20087,378,029'Method for manufacturing magnetic recording medium'20087,370,481'Apparatus and method for cooling super conductive body'20087,352,529'Magnetic recording medium and magnetic recording and reproducing device using a magnetic recording layer formed with a predetermined concavo-convex pattern'20087,300,595'Method for filling concave portions of concavo-convex pattern and method for manufacturing magnetic recording medium'20077,289,283'Lens barrel and image pickup apparatus'20077,273,563'Method for manufacturing a magnetic recording medium'20077,247,251'Method for manufacturing a magnetic recording medium'20077,247,343'Method for manufacturing magnetic recording medium'20077,225,528'Method for manufacturing magnetic recording medium'20077,223,439'Method for manufacturing magnetic recording medium and magnetic recording medium'20077,166,318'Production method and production apparatus for magnetic recording medium'20077,164,548'Magnetic recording medium and method of manufacturing magnetic recording medium'20077,155,930'Apparatus for producing slush nitrogen and method for producing the same'20077,141,508'Magnetoresistive effect thin-film magnetic head and manufacturing method of magnetoresistive effect thin-film magnetic head'20066,946,649'Rotary encoder and position adjuster therefor'20056,821,451'Dry etching method, microfabrication process and dry etching mask'20046,768,596'Click-stop mechanism provided between two relatively slidable members'20046,689,283'Dry etching method, microfabrication process and dry etching mask'20046,505,712'Device and method for control of double deck elevator system'20036,313,969'Magnetic disk medium and magnetic recording system'20016,269,227'Lens hood'20016,104,887'Lens hood'20005,831,226'Group-controlled elevator system'19985,821,479'Elevator push-button device'19985,813,498'Elevator door system having variable opening/closing width'19985,084,334'Void-containing polyester-type film, and its laminate'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2003Patents assigned to OTIS ELEVATOR CO (4)· patent assignee history
1998Based in Yamato, JP· patent location history
2000–2005Based in Chiba, JP· patent location history
2001–2012Patents assigned to TDK CORP (34)· patent assignee history
2001–2021Based in Tokyo, JP· patent location history
2007–2016Patents assigned to SONY CORP (8)· patent assignee history
2007–2018Patents assigned to MAEKAWA SEISAKUSHO KK (6)· patent assignee history
2007–2010Based in Chuo-ku, JP· patent location history
2007–2009Based in Koto-ku, JP· patent location history
2012–2013Patents assigned to HATTORI KAZUHIRO (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TDK CORP342001–2012
SONY CORP82007–2016
MAEKAWA SEISAKUSHO KK62007–2018
OTIS ELEVATOR CO41998–2003
HATTORI KAZUHIROself32012–2013
Locations
LocationPatentsSpan
Tokyo, JP412001–2021
Chuo-ku, JP82007–2010
Chiba, JP42000–2005
Yamato, JP31998
Koto-ku, JP22007–2009