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Taku MATSUZAWA
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Chiyoda-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light guide and image scanning device
Patent number
11,057,535
Issue date
Jul 6, 2021
Mitsubishi Electric Corporation
Taku Matsuzawa
G02 - OPTICS
Information
Patent Grant
Image scanning device
Patent number
10,911,632
Issue date
Feb 2, 2021
Mitsubishi Electric Corporation
Taku Matsuzawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Illumination device and image reading device
Patent number
10,674,030
Issue date
Jun 2, 2020
Mitsubishi Electric Corporation
Taku Matsuzawa
G02 - OPTICS
Information
Patent Grant
Image reading device
Patent number
10,657,629
Issue date
May 19, 2020
Mitsubishi Electric Corporation
Shigeru Takushima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Light guide and image reading apparatus
Patent number
10,536,603
Issue date
Jan 14, 2020
Mitsubishi Electric Corporation
Taku Matsuzawa
G02 - OPTICS
Information
Patent Grant
Image reading apparatus
Patent number
10,506,124
Issue date
Dec 10, 2019
Mitsubishi Electric Corporation
Hiroyuki Kawano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light guide, light source device, and image reading device
Patent number
10,162,096
Issue date
Dec 25, 2018
Mitsubishi Electric Corporation
Akiko Fujiuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light guide body, light source device and image reading device
Patent number
10,027,846
Issue date
Jul 17, 2018
Mitsubishi Electric Corporation
Fumika Oshiyama
G02 - OPTICS
Information
Patent Grant
Light guide, light source device, and image reading device
Patent number
9,946,009
Issue date
Apr 17, 2018
Mitsubishi Electric Corporation
Akiko Fujiuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lighting apparatus and image reading apparatus
Patent number
9,894,233
Issue date
Feb 13, 2018
Mitsubishi Electric Corporation
Taku Matsuzawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light guide, light source device, and image reading device
Patent number
9,841,549
Issue date
Dec 12, 2017
Mitsubishi Electric Corporation
Akiko Fujiuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Light guide and image reading apparatus
Patent number
9,641,714
Issue date
May 2, 2017
Mitsubishi Electric Corporation
Taku Matsuzawa
G02 - OPTICS
Information
Patent Grant
Image read-in device with fastener to fasten transparent member ret...
Patent number
9,462,150
Issue date
Oct 4, 2016
Mitsubishi Electric Corporation
Taku Matsuzawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image sensor device
Patent number
9,385,150
Issue date
Jul 5, 2016
Mitsubishi Electric Corporation
Akira Ota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image reading device
Patent number
9,264,572
Issue date
Feb 16, 2016
Mitsubishi Electric Corporation
Tadashi Minobe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Lighting unit and image scanner using same
Patent number
9,167,121
Issue date
Oct 20, 2015
Mitsubishi Electric Corporation
Tatsuki Okamoto
F21 - LIGHTING
Information
Patent Grant
Lighting unit and image scanner using same
Patent number
8,982,430
Issue date
Mar 17, 2015
Mitsubishi Electric Corporation
Tatsuki Okamoto
F21 - LIGHTING
Information
Patent Grant
Image reading apparatus
Patent number
8,711,442
Issue date
Apr 29, 2014
Mitsubishi Electric Corporation
Hiroyuki Kawano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
LIGHT GUIDE AND IMAGE SCANNING DEVICE
Publication number
20200396353
Publication date
Dec 17, 2020
MITSUBISHI ELECTRIC CORPORATION
Taku MATSUZAWA
G02 - OPTICS
Information
Patent Application
IMAGE SCANNING DEVICE
Publication number
20200344377
Publication date
Oct 29, 2020
MITSUBISHI ELECTRIC CORPORATION
Taku MATSUZAWA
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE AND IMAGE READING APPARATUS
Publication number
20190379801
Publication date
Dec 12, 2019
MITSUBISHI ELECTRIC CORPORATION
Taku MATSUZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE READING DEVICE
Publication number
20190370941
Publication date
Dec 5, 2019
MITSUBISHI ELECTRIC CORPORATION
Shigeru TAKUSHIMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ILLUMINATION DEVICE AND IMAGE READING DEVICE
Publication number
20190349495
Publication date
Nov 14, 2019
MITSUBISHI ELECTRIC CORPORATION
Taku MATSUZAWA
G02 - OPTICS
Information
Patent Application
IMAGE READING APPARATUS
Publication number
20190132470
Publication date
May 2, 2019
MITSUBISHI ELECTRIC CORPORATION
Hiroyuki KAWANO
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE, LIGHT SOURCE DEVICE, AND IMAGE READING DEVICE
Publication number
20180203178
Publication date
Jul 19, 2018
MITSUBISHI ELECTRIC CORPORATION
Akiko FUJIUCHI
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE BODY, LIGHT SOURCE DEVICE AND IMAGE READING DEVICE
Publication number
20180041661
Publication date
Feb 8, 2018
MITSUBISHI ELECTRIC CORPORATION
Fumika OSHIYAMA
G02 - OPTICS
Information
Patent Application
LIGHTING APPARATUS AND IMAGE READING APPARATUS
Publication number
20170085738
Publication date
Mar 23, 2017
MITSUBISHI ELECTRIC CORPORATION
Taku MATSUZAWA
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE, LIGHT SOURCE DEVICE, AND IMAGE READING DEVICE
Publication number
20160370532
Publication date
Dec 22, 2016
MITSUBISHI ELECTRIC CORPORATION
Akiko FUJIUCHI
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE AND IMAGE READING APPARATUS
Publication number
20160014294
Publication date
Jan 14, 2016
MITSUBISHI ELECTRIC CORPORATION
Taku MATSUZAWA
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE, LIGHT SOURCE DEVICE, AND IMAGE READING DEVICE
Publication number
20150316706
Publication date
Nov 5, 2015
MITSUBISHI ELECTRIC CORPORATION
Akiko FUJIUCHI
G02 - OPTICS
Information
Patent Application
IMAGE READ-IN DEVICE
Publication number
20150319329
Publication date
Nov 5, 2015
MITSUBISHI ELECTRIC CORPORATION
Taku MATSUZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE SENSOR DEVICE
Publication number
20150249104
Publication date
Sep 3, 2015
MITSUBISHI ELECTRIC CORPORATION
Akira Ota
G01 - MEASURING TESTING
Information
Patent Application
LIGHTING UNIT AND IMAGE SCANNER USING SAME
Publication number
20140376065
Publication date
Dec 25, 2014
MITSUBISHI ELECTRIC CORPORATION
Tatsuki Okamoto
F21 - LIGHTING
Information
Patent Application
LIGHTING UNIT AND IMAGE SCANNER USING SAME
Publication number
20140293372
Publication date
Oct 2, 2014
MITSUBISHI ELECTRIC CORPORATION
Tatsuki Okamoto
G02 - OPTICS
Information
Patent Application
IMAGE READING DEVICE
Publication number
20140246570
Publication date
Sep 4, 2014
MITSUBISHI ELECTRIC CORPORATION
Tadashi Minobe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE READING APPARATUS
Publication number
20130155472
Publication date
Jun 20, 2013
MITSUBISHI ELECTRIC CORPORATION
Hiroyuki KAWANO
H04 - ELECTRIC COMMUNICATION TECHNIQUE