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Hayato MATSUKI
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Suwa-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Wavelength converting element, light source device, and display device
Patent number
11,249,227
Issue date
Feb 15, 2022
Seiko Epson Corporation
Hayato Matsuki
F21 - LIGHTING
Information
Patent Grant
Display apparatus and light guide device
Patent number
10,871,650
Issue date
Dec 22, 2020
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Light guide device and display device
Patent number
10,852,543
Issue date
Dec 1, 2020
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Light-guiding device and display device
Patent number
10,761,332
Issue date
Sep 1, 2020
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Display apparatus
Patent number
10,591,734
Issue date
Mar 17, 2020
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Light guide device and display apparatus
Patent number
10,571,698
Issue date
Feb 25, 2020
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Display device
Patent number
10,539,801
Issue date
Jan 21, 2020
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Light guide device and display apparatus
Patent number
10,509,229
Issue date
Dec 17, 2019
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Optical element and display device
Patent number
10,466,482
Issue date
Nov 5, 2019
Seiko Epson Corporation
Shohei Yoshida
G02 - OPTICS
Information
Patent Grant
Optical element and display device
Patent number
10,295,829
Issue date
May 21, 2019
Seiko Epson Corporation
Shohei Yoshida
G02 - OPTICS
Information
Patent Grant
Optical element with spaced diffraction gratings, and display appar...
Patent number
10,254,558
Issue date
Apr 9, 2019
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Display apparatus
Patent number
10,139,634
Issue date
Nov 27, 2018
Seiko Epson Corporation
Hayato Matsuki
G02 - OPTICS
Information
Patent Grant
Optical element, display device, and manufacturing method for optic...
Patent number
10,095,035
Issue date
Oct 9, 2018
Seiko Epson Corporation
Shohei Yoshida
G02 - OPTICS
Information
Patent Grant
Light guide device and virtual-image display device
Patent number
10,078,222
Issue date
Sep 18, 2018
Seiko Epson Corporation
Akira Komatsu
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
ELECTRIC FIELD ENHANCING ELEMENT AND RAMAN SPECTROSCOPIC DEVICE
Publication number
20240328953
Publication date
Oct 3, 2024
SEIKO EPSON CORPORATION
Hayato MATSUKI
G01 - MEASURING TESTING
Information
Patent Application
WAVELENGTH CONVERTING ELEMENT, LIGHT SOURCE DEVICE, AND DISPLAY DEVICE
Publication number
20210033756
Publication date
Feb 4, 2021
SEIKO EPSON CORPORATION
Hayato MATSUKI
F21 - LIGHTING
Information
Patent Application
DISPLAY DEVICE
Publication number
20190212562
Publication date
Jul 11, 2019
SEIKO EPSON CORPORATION
Hayato Matsuki
G02 - OPTICS
Information
Patent Application
LIGHT-GUIDING DEVICE AND DISPLAY DEVICE
Publication number
20190196199
Publication date
Jun 27, 2019
SEIKO EPSON CORPORATION
Hayato Matsuki
G02 - OPTICS
Information
Patent Application
HALF MIRROR, LIGHT GUIDE DEVICE, AND DISPLAY DEVICE
Publication number
20180348521
Publication date
Dec 6, 2018
SEIKO EPSON CORPORATION
Hayato MATSUKI
G02 - OPTICS
Information
Patent Application
DISPLAY APPARATUS
Publication number
20180284443
Publication date
Oct 4, 2018
SEIKO EPSON CORPORATION
Hayato MATSUKI
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE DEVICE AND DISPLAY APPARATUS
Publication number
20180284447
Publication date
Oct 4, 2018
SEIKO EPSON CORPORATION
Hayato MATSUKI
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE DEVICE AND DISPLAY APPARATUS
Publication number
20180284445
Publication date
Oct 4, 2018
SEIKO EPSON CORPORATION
Hayato MATSUKI
G02 - OPTICS
Information
Patent Application
DISPLAY APPARATUS AND LIGHT GUIDE DEVICE
Publication number
20180284446
Publication date
Oct 4, 2018
SEIKO EPSON CORPORATION
Hayato Matsuki
G02 - OPTICS
Information
Patent Application
DISPLAY APPARATUS
Publication number
20180284444
Publication date
Oct 4, 2018
SEIKO EPSON CORPORATION
Hayato MATSUKI
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE DEVICE AND DISPLAY DEVICE
Publication number
20180284448
Publication date
Oct 4, 2018
SEIKO EPSON CORPORATION
Hayato MATSUKI
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT AND DISPLAY DEVICE
Publication number
20180088337
Publication date
Mar 29, 2018
SEIKO EPSON CORPORATION
Shohei YOSHIDA
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT AND DISPLAY DEVICE
Publication number
20180081177
Publication date
Mar 22, 2018
SEIKO EPSON CORPORATION
Shohei YOSHIDA
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT, DISPLAY DEVICE, AND MANUFACTURING METHOD FOR OPTIC...
Publication number
20170276945
Publication date
Sep 28, 2017
SEIKO EPSON CORPORATION
Shohei YOSHIDA
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT AND DISPLAY APPARATUS
Publication number
20170276957
Publication date
Sep 28, 2017
SEIKO EPSON CORPORATION
Hayato MATSUKI
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE DEVICE AND VIRTUAL-IMAGE DISPLAY DEVICE
Publication number
20170255014
Publication date
Sep 7, 2017
SEIKO EPSON CORPORATION
Akira KOMATSU
G02 - OPTICS