Inventor
TAKADA AKIO
JP66 patents
⚠️ This page may combine multiple inventors who share the name “TAKADA AKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DEXERIALS CORP
25 patentsUS9703026B2Jul 11, 2017
Polarizing plate having a transparent substrate, an absorbing layer and a reflective layer and method of manufacturing the same
DEXERIALS CORP7 citations84
US9229143B2Jan 5, 2016
Inorganic polarizing plate containing FeSi fine particles
DEXERIALS CORP4 citations84
US11125413B2Sep 21, 2021
Diffuser plate, designing method of diffuser plate, manufacturing method of diffuser plate, display device, projection device, and lighting device
DEXERIALS CORP2 citations73
US11002993B2May 11, 2021
Depolarizing plate, optical device and liquid-crystal display device including same, and depolarizing plate production method
DEXERIALS CORP2 citations73
US9678261B2Jun 13, 2017
Inorganic polarizing plate containing FeSi having 1 to 33 mol% Fe
DEXERIALS CORP2 citations73
US9594275B2Mar 14, 2017
Retardation element, liquid crystal display device, and projection display device
DEXERIALS CORP2 citations73
US9477024B2Oct 25, 2016
Polarizing element, projector and method of manufacturing polarizing element
DEXERIALS CORP5 citations73
US11971568B2Apr 30, 2024
Polarizing plate, manufacturing method thereof, and optical device
DEXERIALS CORP2 citations72
US11543702B2Jan 3, 2023
Polarizer and optical apparatus
DEXERIALS CORP2 citations72
US10436964B2Oct 8, 2019
Inorganic polarizing plate, method of manufacturing the same, and optical instrument
DEXERIALS CORP2 citations71
US9746206B2Aug 29, 2017
Heat-absorbing material and process for producing same
DEXERIALS CORP2 citations66
US9453954B2Sep 27, 2016
Inorganic polarizing plate containing FeSi fine particles having 1 to 33 mol% Fe
DEXERIALS CORP2 citations63
US11841560B2Dec 12, 2023
Depolarizing plate
DEXERIALS CORP0 citations62
US11592156B2Feb 28, 2023
Diffuser plate, designing method of diffuser plate, manufacturing method of diffuser plate, display device, projection device, and lighting device
DEXERIALS CORP0 citations62
US11262491B2Mar 1, 2022
Polarizing plate having alternately stacked layers having different deposition directions
DEXERIALS CORP0 citations62
US11249233B2Feb 15, 2022
Thin film for optical element, method of manufacturing thin film for optical element, inorganic polarizing plate, method of manufacturing inorganic polarizing plate, optical element, and optical device
DEXERIALS CORP0 citations62
US10907250B2Feb 2, 2021
Block copolymer pattern formation method and diffraction limited optical element
DEXERIALS CORP0 citations62
US10928574B2Feb 23, 2021
Polarizing plate, production method thereof and optical apparatus
DEXERIALS CORP0 citations61
US10852465B2Dec 1, 2020
Polarizing plate and polarizing plate manufacturing method
DEXERIALS CORP0 citations52
US10732335B2Aug 4, 2020
Polarizing plate having absorption layer comprising only tantalum and niobium
DEXERIALS CORP0 citations52
US10185067B2Jan 22, 2019
Method of manufacturing polarizing plate
DEXERIALS CORP0 citations52
US11966068B2Apr 23, 2024
Inorganic wave plate and manufacturing method therefor
DEXERIALS CORP0 citations51
US11579350B2Feb 14, 2023
Wire grid polarization plate having dielectric layer with concave portions
DEXERIALS CORP0 citations51
US11500140B2Nov 15, 2022
Polarizing plate and optical apparatus having tip portions with continuous curved surface
DEXERIALS CORP0 citations51
US11112550B2Sep 7, 2021
Polarizing plate, optical apparatus and method of manufacturing polarizing plate
DEXERIALS CORP0 citations51
SONY CORP
18 patentsUSRE45642EAug 4, 2015
Polarizing element and liquid crystal projector
SONY CORP26 citations92
US6331924B1Dec 18, 2001
Magnetoresistive head using a magnetoresistive element as a magnetic detector
SONY CORP39 citations92
US5828527AOct 27, 1998
Thin-film magnetic head having magnetic resistance effect stabilizing layer
SONY CORP19 citations91
US5867350AFeb 2, 1999
Magneto-resistance effect head with insulated bias conductor embedded in shield groove
SONY CORP22 citations89
USRE46560ESep 26, 2017
Polarizing element and liquid crystal projector
SONY CORP5 citations84
US7957062B2Jun 7, 2011
Polarizing element and liquid crystal projector
SONY CORP12 citations84
US7480981B2Jan 27, 2009
Method of producing hard disk drives of reduced size
SONY CORP9 citations83
US7239054B2Jul 3, 2007
Method of forming a micro-rotating device, and a micro-rotating device produced by the method
SONY CORP12 citations82
US5671105ASep 23, 1997
Magneto-resistive effect thin-film magnetic head
SONY CORP8 citations73
US5617276AApr 1, 1997
Magneto-resistance effect thin-film magnetic head having a laminated flux guide of permalloy and titanium films
SONY CORP14 citations72
US7088019B2Aug 8, 2006
Air bearing for MEMS based motor
SONY CORP10 citations69
US6883384B2Apr 26, 2005
Force sensing device having magnetized element and magneto electric material
SONY CORP4 citations63
USRE48640EJul 13, 2021
Polarizing element and liquid crystal projector
SONY CORP1 citations62
US5875078AFeb 23, 1999
Magnetoresistance thin film magnetic head having reduced terminal count; and bias characteristics measuring method
SONY CORP4 citations62
US7771650B2Aug 10, 2010
Material and uses thereof
SONY CORP2 citations61
US6120920ASep 19, 2000
Magneto-resistive effect magnetic head
SONY CORP6 citations61
US5708542AJan 13, 1998
Thin-film magnetic head
SONY CORP3 citations61
US5695657ADec 9, 1997
Thin film magnetic head and method for producing same
SONY CORP4 citations61
SONY PREC ENGINEERING CT SINGA
1 patentKOIKE NOBUYUKI
1 patentMITSUBISHI MOTORS CORP
1 patentTAKAHASHI EIJI
1 patentTAKADA AKIO
1 patentINOSAKA KEIGO
1 patentMITSUBISHI PETROCHEMICAL CO
1 patentShowing the top 50 of 66 patents by PatentIndex Score.