P

Inventor

IDE MITSUTAKA

JP60 patents

Patents

50 patents
US11067810B2Jul 20, 2021

Head-mounted display apparatus

SEIKO EPSON CORP15 citations86
US10139630B2Nov 27, 2018

Image display device with optical systems to guide light to a pupil

SEIKO EPSON CORP6 citations83
US10866424B2Dec 15, 2020

Image display device

SEIKO EPSON CORP2 citations73
US10739601B2Aug 11, 2020

Image display device having maximum emission angle of first image light smaller than maximum viewing angle of virtual image

SEIKO EPSON CORP2 citations73
US10495888B2Dec 3, 2019

Image display device capable of adjusting image position in depth direction

SEIKO EPSON CORP4 citations73
US10162183B2Dec 25, 2018

Head mounted display device

SEIKO EPSON CORP2 citations73
US9958679B2May 1, 2018

Electro-optical device having optical element including a plurality of light guiding materials bonded via a half mirror layer

SEIKO EPSON CORP2 citations73
US12345889B2Jul 1, 2025

Virtual image display device

SEIKO EPSON CORP1 citations64
US8998405B2Apr 7, 2015

Transportation device and recording apparatus

SEIKO EPSON CORP2 citations63
US12481122B2Nov 25, 2025

Optical display device

SEIKO EPSON CORP0 citations62
US12298507B2May 13, 2025

Display device and optical unit

SEIKO EPSON CORP0 citations62
US12144200B2Nov 12, 2024

Display device having lens and light-transmitting layer, and electronic apparatus

SEIKO EPSON CORP0 citations62
US11796830B2Oct 24, 2023

Display device

SEIKO EPSON CORP0 citations62
US11656465B2May 23, 2023

Display device, optical element, and method of producing optical element

SEIKO EPSON CORP0 citations62
US11598968B2Mar 7, 2023

Image display device having maximum emission angle of image light smaller than maximum viewing angle of virtual image

SEIKO EPSON CORP0 citations62
US11520158B2Dec 6, 2022

Display device

SEIKO EPSON CORP0 citations62
US11411205B2Aug 9, 2022

Display device having lens and light-transmitting layer, and electronic apparatus

SEIKO EPSON CORP0 citations62
US11275251B2Mar 15, 2022

Image display device

SEIKO EPSON CORP0 citations62
US11163174B2Nov 2, 2021

Display device

SEIKO EPSON CORP0 citations62
US11002972B2May 11, 2021

Display device, optical element, and method of producing optical element

SEIKO EPSON CORP0 citations62
US10935807B2Mar 2, 2021

Display device

SEIKO EPSON CORP1 citations62
US10495883B2Dec 3, 2019

Image display device with optical systems to guide light to a pupil

SEIKO EPSON CORP1 citations62
US10241336B2Mar 26, 2019

Retinal scanning display device and beam width expander

SEIKO EPSON CORP1 citations62
US12546946B2Feb 10, 2026

Virtual image display device and optical unit

SEIKO EPSON CORP0 citations57
US12529926B2Jan 20, 2026

Virtual image display device and head-mounted display apparatus

SEIKO EPSON CORP0 citations52
US12481156B2Nov 25, 2025

Optical module and head-mounted display device

SEIKO EPSON CORP0 citations52
US12345890B2Jul 1, 2025

Virtual image display device

SEIKO EPSON CORP0 citations52
US12313849B2May 27, 2025

Virtual image display device and optical unit

SEIKO EPSON CORP0 citations52
US12204110B2Jan 21, 2025

Display device and composite display device

SEIKO EPSON CORP0 citations52
US12196962B2Jan 14, 2025

Virtual image display device and optical unit

SEIKO EPSON CORP0 citations52
US12174380B2Dec 24, 2024

Display module, assembly method for display module, and virtual image display apparatus

SEIKO EPSON CORP0 citations52
US11769441B2Sep 26, 2023

Display module and display device

SEIKO EPSON CORP0 citations52
US11754839B2Sep 12, 2023

Display module and display device

SEIKO EPSON CORP0 citations52
US11630309B2Apr 18, 2023

Image light generation module and image display device

SEIKO EPSON CORP0 citations52
US11624920B2Apr 11, 2023

Display module and display device

SEIKO EPSON CORP0 citations52
US11619816B2Apr 4, 2023

Head-mounted display

SEIKO EPSON CORP0 citations52
US11567327B2Jan 31, 2023

Display module and display device

SEIKO EPSON CORP0 citations52
US11506894B2Nov 22, 2022

Display device

SEIKO EPSON CORP0 citations52
US11415804B2Aug 16, 2022

Virtual image display apparatus

SEIKO EPSON CORP0 citations52
US11333889B2May 17, 2022

Display device

SEIKO EPSON CORP0 citations52
US11281007B2Mar 22, 2022

Display device having light-transmitting member on optical unit

SEIKO EPSON CORP0 citations52
US11269189B2Mar 8, 2022

Image display device

SEIKO EPSON CORP0 citations52
US11249311B2Feb 15, 2022

Virtual-image display apparatus

SEIKO EPSON CORP0 citations52
US11073696B2Jul 27, 2021

Display device

SEIKO EPSON CORP0 citations52
US10302949B2May 28, 2019

Virtual image display apparatus including a diffraction optical member having a diffraction section and a light transmissive substrate

SEIKO EPSON CORP0 citations52
US9426323B2Aug 23, 2016

Device with shield to reduce degradation of calculation of medium transport

SEIKO EPSON CORP0 citations52
US9259942B2Feb 16, 2016

Transportation device and recording apparatus

SEIKO EPSON CORP0 citations52
US9199493B2Dec 1, 2015

Transportation device and recording apparatus

SEIKO EPSON CORP0 citations52
US8998404B2Apr 7, 2015

Transportation device and recording apparatus

SEIKO EPSON CORP0 citations52
US10322592B2Jun 18, 2019

Medium transport device, printing apparatus and liquid ejecting apparatus

SEIKO EPSON CORP0 citations51

Showing the top 50 of 60 patents by PatentIndex Score.