P

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 patents
US9703026B2Jul 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 patents
USRE45642EAug 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 patent

KOIKE NOBUYUKI

1 patent

MITSUBISHI MOTORS CORP

1 patent

TAKAHASHI EIJI

1 patent

TAKADA AKIO

1 patent

INOSAKA KEIGO

1 patent

MITSUBISHI PETROCHEMICAL CO

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.