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Kazuhiko Kajiyama
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Utsunomiya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical system having cemented lens including negative lens, image...
Patent number
12,044,831
Issue date
Jul 23, 2024
Canon Kabushiki Kaisha
Naoto Doujou
G02 - OPTICS
Information
Patent Grant
Optical system, and imaging apparatus and accessory apparatus inclu...
Patent number
11,520,120
Issue date
Dec 6, 2022
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical apparatus and imaging system including the same
Patent number
11,402,727
Issue date
Aug 2, 2022
Canon Kabushiki Kaisha
Tsubasa Nakamura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical system having refracting surface and reflecting surface, an...
Patent number
10,895,724
Issue date
Jan 19, 2021
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Zoom lens and image pickup apparatus including the same
Patent number
10,209,496
Issue date
Feb 19, 2019
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Grant
Zoom lens and image pickup apparatus including the same
Patent number
9,535,237
Issue date
Jan 3, 2017
Canon Kabushiki Kaisha
Takeyoshi Saiga
G02 - OPTICS
Information
Patent Grant
Catadioptric optical system and image-pickup apparatus having the same
Patent number
9,110,274
Issue date
Aug 18, 2015
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Grant
Catadioptric system and image pickup apparatus
Patent number
9,019,633
Issue date
Apr 28, 2015
Canon Kabushiki Kaisha
Yuji Katashiba
G02 - OPTICS
Information
Patent Grant
Illumination optical system and exposure apparatus
Patent number
8,284,378
Issue date
Oct 9, 2012
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Illumination optical system, exposure apparatus using the same and...
Patent number
8,149,386
Issue date
Apr 3, 2012
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Exposure apparatus
Patent number
7,714,987
Issue date
May 11, 2010
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Illumination optical system and exposure apparatus including the same
Patent number
7,538,856
Issue date
May 26, 2009
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL SYSTEM AND IMAGING APPARATUS INCLUDING THE SAME
Publication number
20240361581
Publication date
Oct 31, 2024
Canon Kabushiki Kaisha
HIROSHI YAMAMOTO
B60 - VEHICLES IN GENERAL
Information
Patent Application
OPTICAL SYSTEM, IMAGING APPARATUS INCLUDING THE SAME, IN-VEHICLE SY...
Publication number
20240176095
Publication date
May 30, 2024
Canon Kabushiki Kaisha
NAOTO DOUJOU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL SYSTEM, IMAGE PICKUP APPARATUS, ON-BOARD SYSTEM, AND MOVING...
Publication number
20230408796
Publication date
Dec 21, 2023
Canon Kabushiki Kaisha
Kazuhiko KAJIYAMA
B60 - VEHICLES IN GENERAL
Information
Patent Application
OPTICAL SYSTEM INCLUDING NEGATIVE LENS AND POSITIVE LENS, IMAGING A...
Publication number
20230296862
Publication date
Sep 21, 2023
Canon Kabushiki Kaisha
NAOTO DOUJOU
B60 - VEHICLES IN GENERAL
Information
Patent Application
OPTICAL SYSTEM INCLUDING CEMENTED LENSES, IMAGING APPARATUS INCLUDI...
Publication number
20230296881
Publication date
Sep 21, 2023
Canon Kabushiki Kaisha
NAOTO DOUJOU
B60 - VEHICLES IN GENERAL
Information
Patent Application
OPTICAL SYSTEM, IMAGE PICKUP APPARATUS, IN-VEHICLE SYSTEM, AND MOVI...
Publication number
20230080794
Publication date
Mar 16, 2023
Canon Kabushiki Kaisha
Naoto Doujou
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL SYSTEM HAVING CEMENTED LENS INCLUDING NEGATIVE LENS, IMAGE...
Publication number
20230076225
Publication date
Mar 9, 2023
Canon Kabushiki Kaisha
Naoto Doujou
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL SYSTEM, AND IMAGING APPARATUS AND ACCESSORY APPARATUS INCLU...
Publication number
20200116977
Publication date
Apr 16, 2020
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
OPTICAL APPARATUS AND IMAGING SYSTEM INCLUDING THE SAME
Publication number
20200117073
Publication date
Apr 16, 2020
Canon Kabushiki Kaisha
Tsubasa Nakamura
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM HAVING REFRACTING SURFACE AND REFLECTING SURFACE, AN...
Publication number
20190033567
Publication date
Jan 31, 2019
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
B60 - VEHICLES IN GENERAL
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20160147048
Publication date
May 26, 2016
Canon Kabushiki Kaisha
Masatsugu Nakano
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20160139376
Publication date
May 19, 2016
Canon Kabushiki Kaisha
Takeyoshi Saiga
G02 - OPTICS
Information
Patent Application
ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME
Publication number
20160109691
Publication date
Apr 21, 2016
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
IMAGE PICKUP APPARATUS
Publication number
20150268457
Publication date
Sep 24, 2015
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
IMAGE ACQUISITION APPARATUS
Publication number
20150207972
Publication date
Jul 23, 2015
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHASE DIFFERENCE OBSERVATION APPARATUS
Publication number
20150168704
Publication date
Jun 18, 2015
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
CATADIOPTRIC SYSTEM AND IMAGE PICKUP APPARATUS INCLUDING THE SYSTEM
Publication number
20150043063
Publication date
Feb 12, 2015
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
MICROSCOPE, OBJECTIVE OPTICAL SYSTEM, AND IMAGE ACQUISITION APPARATUS
Publication number
20140204195
Publication date
Jul 24, 2014
Canon Kabushiki Kaisha
Yuji Katashiba
G02 - OPTICS
Information
Patent Application
Image Pickup Apparatus
Publication number
20140160267
Publication date
Jun 12, 2014
Canon Kabushiki Kaisha
Tomoaki Kawakami
G02 - OPTICS
Information
Patent Application
IMAGE ACQUISITION APPARATUS AND IMAGE ACQUISITION SYSTEM
Publication number
20140036143
Publication date
Feb 6, 2014
Yuji Katashiba
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MICROSCOPE
Publication number
20130162801
Publication date
Jun 27, 2013
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
CATADIOPTRIC SYSTEM AND IMAGE PICKUP APPARATUS EQUIPPED WITH SAME
Publication number
20130063650
Publication date
Mar 14, 2013
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
CATADIOPTRIC SYSTEM AND IMAGE PICKUP APPARATUS
Publication number
20120320187
Publication date
Dec 20, 2012
Canon Kabushiki Kaisha
Yuji Katashiba
G02 - OPTICS
Information
Patent Application
CATADIOPTRIC OPTICAL SYSTEM AND IMAGE-PICKUP APPARATUS HAVING THE SAME
Publication number
20120314052
Publication date
Dec 13, 2012
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G02 - OPTICS
Information
Patent Application
ILLUMINATION OPTICAL SYSTEM AND EXPOSURE APPARATUS
Publication number
20100053584
Publication date
Mar 4, 2010
Canon Kabushiki Kaisha
Kazuhiko KAJIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ILLUMINATION OPTICAL SYSTEM, EXPOSURE APPARATUS USING THE SAME AND...
Publication number
20090213355
Publication date
Aug 27, 2009
Canon Kabushiki Kaisha
Kazuhiko Kajiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ILLUMINATION OPTICAL SYSTEM AND EXPOSURE APPARATUS INCLUDING THE SAME
Publication number
20090027641
Publication date
Jan 29, 2009
Canon Kabushiki Kaisha
Kazuhiko KAJIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
EXPOSURE APPARATUS
Publication number
20080088814
Publication date
Apr 17, 2008
Canon Kabushiki Kaisha
Kazuhiko KAJIYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY