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Yasuaki Hagiwara
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Utsunomiya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Zoom lens and image pickup apparatus having the same
Patent number
12,189,102
Issue date
Jan 7, 2025
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus having the same
Patent number
11,846,763
Issue date
Dec 19, 2023
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Optical system and image pickup apparatus having the same
Patent number
11,835,790
Issue date
Dec 5, 2023
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus
Patent number
11,822,064
Issue date
Nov 21, 2023
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus
Patent number
11,803,042
Issue date
Oct 31, 2023
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Zoom lens and image pickup apparatus including the same
Patent number
10,594,944
Issue date
Mar 17, 2020
Canon Kabushiki Kaisha
Yasuaki Hagiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens and image pickup apparatus including zoom lens
Patent number
9,664,885
Issue date
May 30, 2017
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup device provided with the same
Patent number
9,274,325
Issue date
Mar 1, 2016
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus having the same
Patent number
9,223,119
Issue date
Dec 29, 2015
Canon Kabushiki Kaisha
Yoshihisa Tashiro
G02 - OPTICS
Information
Patent Grant
Zoom lens and optical apparatus equipped with zoom lens
Patent number
8,908,284
Issue date
Dec 9, 2014
Canon Kabushiki Kaisha
Yoshihisa Tashiro
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus with the zoom lens
Patent number
8,891,173
Issue date
Nov 18, 2014
Canon Kabushiki Kaisha
Yasuaki Hagiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens and image pickup apparatus including the same
Patent number
8,830,597
Issue date
Sep 9, 2014
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Eyepiece lens for viewfinder
Patent number
8,345,139
Issue date
Jan 1, 2013
Canon Kabushiki Kaisha
Nobuyuki Miyazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens and image pickup apparatus having the same
Patent number
8,228,616
Issue date
Jul 24, 2012
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Zoom lens system and image taking apparatus including the same
Patent number
8,218,238
Issue date
Jul 10, 2012
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus
Patent number
8,218,246
Issue date
Jul 10, 2012
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20250110321
Publication date
Apr 3, 2025
Canon Kabushiki Kaisha
Yasuaki HAGIWARA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20250102783
Publication date
Mar 27, 2025
Canon Kabushiki Kaisha
Yasuaki HAGIWARA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS INCLUDING THE SAME
Publication number
20240329367
Publication date
Oct 3, 2024
Canon Kabushiki Kaisha
Yasuaki HAGIWARA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGING APPARATUS INCLUDING THE SAME
Publication number
20240248287
Publication date
Jul 25, 2024
Canon Kabushiki Kaisha
Yasuaki HAGIWARA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20240069313
Publication date
Feb 29, 2024
Canon Kabushiki Kaisha
Yasuaki HAGIWARA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20220043242
Publication date
Feb 10, 2022
Canon Kabushiki Kaisha
Yasuaki HAGIWARA
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS
Publication number
20210333524
Publication date
Oct 28, 2021
Canon Kabushiki Kaisha
Yasuaki HAGIWARA
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20210103123
Publication date
Apr 8, 2021
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS
Publication number
20210003831
Publication date
Jan 7, 2021
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20170374291
Publication date
Dec 28, 2017
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING ZOOM LENS
Publication number
20140333821
Publication date
Nov 13, 2014
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP DEVICE PROVIDED WITH THE SAME
Publication number
20140268364
Publication date
Sep 18, 2014
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND OPTICAL APPARATUS EQUIPPED WITH ZOOM LENS
Publication number
20130335830
Publication date
Dec 19, 2013
Yoshihisa Tashiro
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20130250435
Publication date
Sep 26, 2013
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20130162884
Publication date
Jun 27, 2013
Canon Kabushiki Kaisha
Yoshihisa Tashiro
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20130120853
Publication date
May 16, 2013
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS WITH THE ZOOM LENS
Publication number
20120105708
Publication date
May 3, 2012
Canon Kabushiki Kaisha
Yasuaki Hagiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EYEPIECE LENS FOR VIEWFINDER
Publication number
20110242397
Publication date
Oct 6, 2011
Canon Kabushiki Kaisha
Nobuyuki Miyazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME
Publication number
20110085250
Publication date
Apr 14, 2011
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS
Publication number
20100254024
Publication date
Oct 7, 2010
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS SYSTEM AND IMAGE TAKING APPARATUS INCLUDING THE SAME
Publication number
20100246002
Publication date
Sep 30, 2010
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20090290232
Publication date
Nov 26, 2009
Canon Kabushiki Kaisha
Yasuaki Hagiwara
G02 - OPTICS