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Masayuki OKAMURA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image pickup module and image pickup device
Patent number
11,418,686
Issue date
Aug 16, 2022
HITACHI ASTEMO, LTD.
Masayuki Okamura
G02 - OPTICS
Information
Patent Grant
Vehicle-mounted optical device and vehicle-mounted optical system
Patent number
10,850,681
Issue date
Dec 1, 2020
Hitachi Automotive Systems, Ltd.
Chiemi Kubota
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Sealing of optical module with O-ring and liquid resin
Patent number
10,371,369
Issue date
Aug 6, 2019
Hitachi-LG Data Storage, Inc.
Yukio Sakigawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical pickup device having disc protector
Patent number
8,400,889
Issue date
Mar 19, 2013
Hitachi Media Electronics Co., Ltd.
Masayuki Okamura
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device and optical disc drive apparatus
Patent number
7,873,970
Issue date
Jan 18, 2011
Hitachi Media Electronics Co., Ltd.
Satoshi Arai
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
IMAGE PICKUP MODULE AND IMAGE PICKUP DEVICE
Publication number
20210227108
Publication date
Jul 22, 2021
Hitachi Automotive Systems, Ltd.
Masayuki OKAMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VEHICLE-MOUNTED OPTICAL DEVICE AND VEHICLE-MOUNTED OPTICAL SYSTEM
Publication number
20190202373
Publication date
Jul 4, 2019
Hitachi Automotive Systems, Ltd.
Chiemi KUBOTA
B60 - VEHICLES IN GENERAL
Information
Patent Application
OPTICAL MODULE AND METHOD OF MAKING THE SAME
Publication number
20160033122
Publication date
Feb 4, 2016
Hitachi-LG Data Storage, Inc.
Yukio SAKIGAWA
F21 - LIGHTING
Information
Patent Application
Adhesive Structure of Optical Component, Manufacturing Method There...
Publication number
20140234596
Publication date
Aug 21, 2014
Hitachi Media Electronics Co., Ltd.
Masayuki OKAMURA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOTO-CURING TYPE ADHESIVE, OPTICAL PICKUP UNIT AND MANUFACTURING M...
Publication number
20110051588
Publication date
Mar 3, 2011
Hitachi Media Electronics Co., Ltd.
Masayuki Okamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
OPTICAL PICKUP DEVICE
Publication number
20100322061
Publication date
Dec 23, 2010
Hitachi Media Electronics Co., Ltd.
Masayuki Okamura
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISC DRIVE APPARATUS
Publication number
20080052734
Publication date
Feb 28, 2008
Satoshi Arai
G11 - INFORMATION STORAGE