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by introducing an optical element in the optical path
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G03G15/0435
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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
G03G15/00
Apparatus for electrographic processes using a charge pattern
Current Industry
G03G15/0435
by introducing an optical element in the optical path
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Patents Grants
last 30 patents
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Patent Grant
Optical scanning device, housing cover, optical box and image formi...
Patent number
11,868,059
Issue date
Jan 9, 2024
SHARP KABUSHIKI KAISHA
Hiroshi Yamamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanner and electrophotographic image forming apparatus
Patent number
11,841,498
Issue date
Dec 12, 2023
ZHUHAI PANTUM ELECTRONICS CO., LTD.
Ronghua Li
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,841,633
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Izuru Horiuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with switched process speeds and resolutions
Patent number
11,835,881
Issue date
Dec 5, 2023
Canon Kabushiki Kaisha
Tomonori Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with laser scanning components positioned f...
Patent number
11,835,882
Issue date
Dec 5, 2023
Canon Kabushiki Kaisha
Jun Nagatoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanner and electrophotographic image forming apparatus
Patent number
11,822,071
Issue date
Nov 21, 2023
ZHUHAI PANTUM ELECTRONICS CO., LTD.
Ronghua Li
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Lens mirror array and image forming apparatus using the lens mirror...
Patent number
11,681,130
Issue date
Jun 20, 2023
Toshiba Tec Kabushiki Kaisha
Takashi Shiraishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus with laser scanning components positioned f...
Patent number
11,556,076
Issue date
Jan 17, 2023
Canon Kabushiki Kaisha
Jun Nagatoshi
G02 - OPTICS
Information
Patent Grant
Image forming apparatus and position control method
Patent number
11,385,562
Issue date
Jul 12, 2022
Toshiba Tec Kabushiki Kaisha
Norio Kurosawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical print head, image forming apparatus and manufacturing metho...
Patent number
11,366,405
Issue date
Jun 21, 2022
Canon Kabushiki Kaisha
Yasuaki Otoguro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,353,696
Issue date
Jun 7, 2022
Canon Kabushiki Kaisha
Tetsuya Nishiguchi
G02 - OPTICS
Information
Patent Grant
Light source device
Patent number
11,330,136
Issue date
May 10, 2022
Canon Kabushiki Kaisha
Genichiro Kudo
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Optical writing device
Patent number
11,215,938
Issue date
Jan 4, 2022
Konica Minolta, Inc.
Ryo Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method for correcting a p...
Patent number
11,126,108
Issue date
Sep 21, 2021
Ricoh Company, Ltd.
Katsuhiko Maeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Arrangement of vertices of curved surface of imaging lens for corre...
Patent number
11,036,160
Issue date
Jun 15, 2021
Hewlett-Packard Development Company, L.P.
Heon Hee Lim
G02 - OPTICS
Information
Patent Grant
Shading correction signal generation device, multifunction apparatu...
Patent number
10,990,030
Issue date
Apr 27, 2021
Sharp Kabushiki Kaisha
Kazutaka Matsumoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including optical print head
Patent number
10,928,747
Issue date
Feb 23, 2021
Canon Kabushiki Kaisha
Takehiro Ishidate
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical array, optical device, and image forming apparatus
Patent number
10,908,526
Issue date
Feb 2, 2021
Toshiba Tec Kabushiki Kaisha
Atsushi Kubota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
10,895,821
Issue date
Jan 19, 2021
Canon Kabushiki Kaisha
Jun Nagatoshi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanning apparatus and image forming apparatus
Patent number
10,845,727
Issue date
Nov 24, 2020
Canon Kabushiki Kaisha
Mitsuhiro Obara
G02 - OPTICS
Information
Patent Grant
Optical scanning apparatus and image forming apparatus
Patent number
10,802,417
Issue date
Oct 13, 2020
Canon Kabushiki Kaisha
Atsushi Sano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanner and image forming apparatus
Patent number
10,795,152
Issue date
Oct 6, 2020
SHARP KABUSHIKI KAISHA
Atsushi Ueda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus and method for controlling the same
Patent number
10,782,629
Issue date
Sep 22, 2020
Hewlett-Packard Development Company, L.P.
Jeongwon Hwang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having optical print head
Patent number
10,739,693
Issue date
Aug 11, 2020
Canon Kabushiki Kaisha
Daisuke Aruga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Information processing apparatus and image forming apparatus
Patent number
10,732,536
Issue date
Aug 4, 2020
Canon Kabushiki Kaisha
Junichi Goda
G02 - OPTICS
Information
Patent Grant
Optical scanning unit and image forming apparatus
Patent number
10,684,570
Issue date
Jun 16, 2020
Canon Kabushiki Kaisha
Wataru Sato
G02 - OPTICS
Information
Patent Grant
Optical scanning device and image forming apparatus
Patent number
10,649,362
Issue date
May 12, 2020
Toshiba Tec Kabushiki Kaisha
Yasushi Kuribayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanning apparatus and image forming apparatus
Patent number
10,635,014
Issue date
Apr 28, 2020
Canon Kabushiki Kaisha
Masahiro Ogura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical scanning device
Patent number
10,587,770
Issue date
Mar 10, 2020
Brother Kogyo Kabushiki Kaisha
Shinya Kusuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical uniformization in image forming apparatus
Patent number
10,578,993
Issue date
Mar 3, 2020
Toshiba Tec Kabushiki Kaisha
Yoshihisa Masuda
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240111234
Publication date
Apr 4, 2024
BROTHER KOGYO KABUSHIKI KAISHA
Keigo GOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20240111149
Publication date
Apr 4, 2024
KYOCERA DOCUMENT SOLUTIONS INC.
Tomohide HOZONO
G02 - OPTICS
Information
Patent Application
ROTATABLE POLYGON MIRROR, OPTICAL DEFLECTOR, OPTICAL SCANNING DEVIC...
Publication number
20240103265
Publication date
Mar 28, 2024
Canon Kabushiki Kaisha
TAKATOSHI TANAKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL DEFLECTOR, SCANNING OPTICAL DEVICE, AND IMAGE FORMING APPAR...
Publication number
20240103264
Publication date
Mar 28, 2024
Canon Kabushiki Kaisha
Naoki Matsushita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS WITH LASER SCANNING COMPONENTS POSITIONED F...
Publication number
20240061358
Publication date
Feb 22, 2024
Canon Kabushiki Kaisha
Jun Nagatoshi
G02 - OPTICS
Information
Patent Application
DETECTION APPARATUS, LITHOGRAPHY APPARATUS, AND ARTICLE MANUFACTURI...
Publication number
20230375956
Publication date
Nov 23, 2023
Canon Kabushiki Kaisha
RYO NAKAYAMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
POLYGON MIRROR, OPTICAL DEFLECTOR, OPTICAL SCANNING DEVICE, AND IMA...
Publication number
20230280509
Publication date
Sep 7, 2023
Canon Kabushiki Kaisha
Atsushi Takata
G02 - OPTICS
Information
Patent Application
IMAGING APPARATUS, IMAGING METHOD, AND PROGRAM
Publication number
20230185214
Publication date
Jun 15, 2023
FUJIFILM CORPORATION
Toshihiro AOI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LIGHT SCANNING UNIT USING POLYGONAL MIRRORS WITH DIFFERENT NUMBERS...
Publication number
20230109884
Publication date
Apr 13, 2023
Hewlett-Packard Development Company, L.P.
HeonHee LIM
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS WITH LASER SCANNING COMPONENTS POSITIONED F...
Publication number
20230105311
Publication date
Apr 6, 2023
Canon Kabushiki Kaisha
Jun Nagatoshi
G02 - OPTICS
Information
Patent Application
FOCUSING OPTICS FOR USE WITH SEMICONDUCTOR LASERS FOR IMAGING APPLI...
Publication number
20230055986
Publication date
Feb 23, 2023
Joerg Martini
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20220413412
Publication date
Dec 29, 2022
Canon Kabushiki Kaisha
Tomonori Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LIGHT EMITTING DEVICE AND DRAWING APPARATUS
Publication number
20220365460
Publication date
Nov 17, 2022
FUJIFILM Business Innovation Corp.
Yosuke KASUYA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Optical Scanning Device, Housing Cover, Optical Box and Image Formi...
Publication number
20220342337
Publication date
Oct 27, 2022
Sharp Kabushiki Kaisha
HIROSHI YAMAMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20220342336
Publication date
Oct 27, 2022
Canon Kabushiki Kaisha
Izuru Horiuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LENS MIRROR ARRAY AND IMAGE FORMING APPARATUS USING THE LENS MIRROR...
Publication number
20220187581
Publication date
Jun 16, 2022
Toshiba Tec Kabushiki Kaisha
Takashi SHIRAISHI
G02 - OPTICS
Information
Patent Application
OPTICAL SCANNER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
Publication number
20220075182
Publication date
Mar 10, 2022
ZHUHAI PANTUM ELECTRONICS CO., LTD.
Ronghua LI
G02 - OPTICS
Information
Patent Application
OPTICAL SCANNER AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
Publication number
20220075181
Publication date
Mar 10, 2022
ZHUHAI PANTUM ELECTRONICS CO., LTD.
Ronghua LI
G02 - OPTICS
Information
Patent Application
LIGHT SCANNING UNIT AND ELECTRONIC IMAGE FORMING APPARATUS
Publication number
20210302862
Publication date
Sep 30, 2021
ZHUHAI PANTUM ELECTRONICS CO., LTD.
Yongchao NIE
G02 - OPTICS
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20210103230
Publication date
Apr 8, 2021
Canon Kabushiki Kaisha
Jun Nagatoshi
G02 - OPTICS
Information
Patent Application
ARRANGEMENT OF VERTICES OF CURVED SURFACE OF IMAGING LENS FOR CORRE...
Publication number
20210072660
Publication date
Mar 11, 2021
Hewlett-Packard Development Company, L.P.
Heon Hee LIM
G02 - OPTICS
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20210063909
Publication date
Mar 4, 2021
RICOH COMPANY, LTD.
Katsuhiko Maeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL SCANNING DEVICE INCLUDING SYNCHRONIZATION DETECTION SENSOR...
Publication number
20210055670
Publication date
Feb 25, 2021
Hewlett-Packard Development Company, L.P.
Sun Min KIM
G02 - OPTICS
Information
Patent Application
SHADING CORRECTION SIGNAL GENERATION DEVICE, MULTIFUNCTION APPARATU...
Publication number
20200379369
Publication date
Dec 3, 2020
Sharp Kabushiki Kaisha
KAZUTAKA MATSUMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL WRITING DEVICE
Publication number
20200241440
Publication date
Jul 30, 2020
Konica Minolta, Inc.
Ryo Hasegawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL PRINT HEAD, IMAGE FORMING APPARATUS AND MANUFACTURING METHO...
Publication number
20200192236
Publication date
Jun 18, 2020
Canon Kabushiki Kaisha
Yasuaki Otoguro
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MIRROR DEVICE
Publication number
20200192058
Publication date
Jun 18, 2020
Toshiba Tec Kabushiki Kaisha
Atsushi MIYASHIMA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
EXPOSURE APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20200133156
Publication date
Apr 30, 2020
Konica Minolta, Inc.
Takahiro Matsuo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS INCLUDING OPTICAL PRINT HEAD
Publication number
20200117112
Publication date
Apr 16, 2020
Canon Kabushiki Kaisha
Takehiro Ishidate
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20200103784
Publication date
Apr 2, 2020
Canon Kabushiki Kaisha
Jun Nagatoshi
G02 - OPTICS