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Akifumi Yamaguchi
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Osaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Particle detection sensor and particle detection apparatus
Patent number
11,137,340
Issue date
Oct 5, 2021
SHARP KABUSHIKI KAISHA
Yoshifumi Masuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Image forming apparatus with a charging amount acquisition unit tha...
Patent number
10,775,727
Issue date
Sep 15, 2020
KYOCERA Document Solutions Inc.
Akifumi Yamaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with developer information acquisition unit...
Patent number
10,698,337
Issue date
Jun 30, 2020
KYOCERA Document Solutions Inc.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
10,691,052
Issue date
Jun 23, 2020
KYOCERA Document Solutions Inc.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device with developing roller and thickness regulating m...
Patent number
10,481,522
Issue date
Nov 19, 2019
KYOCERA Document Solutions Inc.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Stirring/conveying member, and developing device and image forming...
Patent number
10,345,738
Issue date
Jul 9, 2019
Kyocera Document Solutions Inc.
Akifumi Yamaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus provided with a photosensitive member havin...
Patent number
10,185,281
Issue date
Jan 22, 2019
Kyocera Document Solutions Inc.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device and image forming apparatus provided with same
Patent number
10,175,608
Issue date
Jan 8, 2019
KYOCERA Document Solutions Inc.
Kenichi Tamaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and developer supply method
Patent number
9,377,718
Issue date
Jun 28, 2016
Kyocera Document Solutions Inc.
Koji Kuramashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device and image forming apparatus provided with same
Patent number
9,366,995
Issue date
Jun 14, 2016
KYOCERA Document Solutions Inc.
Masaru Hatano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing unit and image forming apparatus
Patent number
9,323,179
Issue date
Apr 26, 2016
Kyocera Document Solutions Inc.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development device and image forming apparatus including the same
Patent number
9,310,718
Issue date
Apr 12, 2016
Kyocera Document Solutions Inc.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
9,304,479
Issue date
Apr 5, 2016
Kyocera Document Solutions Inc.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical distance-measuring device and electronic device
Patent number
9,086,480
Issue date
Jul 21, 2015
Sharp Kabushiki Kaisha
Hideo Wada
G01 - MEASURING TESTING
Information
Patent Grant
Developing device with a developer conveying member having paddles...
Patent number
9,031,472
Issue date
May 12, 2015
KYOCERA Document Solutions Inc.
Takefumi Yotsutsuji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device and image forming apparatus
Patent number
8,958,724
Issue date
Feb 17, 2015
Kyocera Document Solutions Inc.
Takahisa Nakaue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical distance-measuring device and electronic device
Patent number
8,780,330
Issue date
Jul 15, 2014
Sharp Kabushiki Kaisha
Hideo Wada
G01 - MEASURING TESTING
Information
Patent Grant
Optical ranging sensor and electronic equipment
Patent number
8,390,793
Issue date
Mar 5, 2013
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Optical detection device and electronic equipment for detecting at...
Patent number
8,384,011
Issue date
Feb 26, 2013
Sharp Kabushiki Kaisha
Hideo Wada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical ranging sensor and electronic device
Patent number
8,373,128
Issue date
Feb 12, 2013
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Optical distance measuring sensor and electronic device
Patent number
7,995,189
Issue date
Aug 9, 2011
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Optical range-finding sensor, object detection device, self-cleanin...
Patent number
7,760,332
Issue date
Jul 20, 2010
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Multi-beam optical range sensor and self-propelled cleaner and air-...
Patent number
7,505,121
Issue date
Mar 17, 2009
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Optical distance measuring sensor, self-propelled cleaner, and air...
Patent number
7,330,241
Issue date
Feb 12, 2008
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Optical distance measuring sensor and self-propelled cleaner
Patent number
7,119,887
Issue date
Oct 10, 2006
Sharp Kabushiki Kaisha
Kazuhiro Mizuo
G01 - MEASURING TESTING
Information
Patent Grant
Optical object identifying device and printing apparatus
Patent number
7,109,507
Issue date
Sep 19, 2006
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Optical distance measuring device and printing apparatus using the...
Patent number
7,030,402
Issue date
Apr 18, 2006
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Optical moving information measuring apparatus and carrier system i...
Patent number
7,012,691
Issue date
Mar 14, 2006
Sharp Kabushiki Kaisha
Hisakazu Sugiyama
G01 - MEASURING TESTING
Information
Patent Grant
Optical object identification apparatus, and printing apparatus and...
Patent number
7,005,661
Issue date
Feb 28, 2006
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Grant
Optical object identification device and printing apparatus using t...
Patent number
6,947,146
Issue date
Sep 20, 2005
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
PARTICLE DETECTION SENSOR AND PARTICLE DETECTION APPARATUS
Publication number
20200173906
Publication date
Jun 4, 2020
Sharp Kabushiki Kaisha
YOSHIFUMI MASUDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20200073308
Publication date
Mar 5, 2020
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20190369523
Publication date
Dec 5, 2019
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20190369537
Publication date
Dec 5, 2019
KYOCERA DOCUMENT SOLUTIONS INC.
Akifumi Yamaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS PROVIDED WITH SAME
Publication number
20190219945
Publication date
Jul 18, 2019
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20180335748
Publication date
Nov 22, 2018
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Stirring/conveying member, and developing device and image forming...
Publication number
20180129149
Publication date
May 10, 2018
KYOCERA DOCUMENT SOLUTIONS INC.
Akifumi YAMAGUCHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS PROVIDED WITH SAME
Publication number
20170269510
Publication date
Sep 21, 2017
KYOCERA DOCUMENT SOLUTIONS INC.
Kenichi Tamaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND DEVELOPER SUPPLY METHOD
Publication number
20160131996
Publication date
May 12, 2016
KYOCERA Document Solutions Inc.
Koji Kuramashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20160103413
Publication date
Apr 14, 2016
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS PROVIDED WITH SAME
Publication number
20150378277
Publication date
Dec 31, 2015
KYOCERA DOCUMENT SOLUTIONS INC.
Masaru Hatano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS WITH DEVELOPING DEVICE
Publication number
20140205324
Publication date
Jul 24, 2014
KYOCERA DOCUMENT SOLUTIONS INC.
Takefumi Yotsutsuji
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING UNIT AND IMAGE FORMING APPARATUS
Publication number
20140205325
Publication date
Jul 24, 2014
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20140140734
Publication date
May 22, 2014
KYOCERA DOCUMENT SOLUTIONS INC.
Takahisa Nakaue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME
Publication number
20140140733
Publication date
May 22, 2014
KYOCERA DOCUMENT SOLUTIONS INC.
Tamotsu SHIMIZU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
OPTICAL DISTANCE-MEASURING DEVICE AND ELECTRONIC DEVICE
Publication number
20130003039
Publication date
Jan 3, 2013
Hideo WADA
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL DISTANCE-MEASURING DEVICE AND ELECTRONIC DEVICE
Publication number
20130001398
Publication date
Jan 3, 2013
Hideo WADA
G02 - OPTICS
Information
Patent Application
OPTICAL RANGING SENSOR AND ELECTRONIC EQUIPMENT
Publication number
20110194097
Publication date
Aug 11, 2011
Akifumi YAMAGUCHI
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL DETECTION DEVICE AND ELECTRONIC EQUIPMENT
Publication number
20110141486
Publication date
Jun 16, 2011
Hideo WADA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL RANGING SENSOR AND ELECTRONIC DEVICE
Publication number
20100230599
Publication date
Sep 16, 2010
Akifumi YAMAGUCHI
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL DISTANCE MEASURING SENSOR AND ELECTRONIC DEVICE
Publication number
20100045963
Publication date
Feb 25, 2010
Akifumi YAMAGUCHI
G01 - MEASURING TESTING
Information
Patent Application
Optical ranging sensor and warm water wash toilet seat
Publication number
20070210267
Publication date
Sep 13, 2007
Sharp Kabushiki Kaisha
Kentaroh Ishii
G01 - MEASURING TESTING
Information
Patent Application
Optical ranging sensor and electrical equipment
Publication number
20070075280
Publication date
Apr 5, 2007
Sharp Kabushiki Kaisha
Takahiko Nakano
G01 - MEASURING TESTING
Information
Patent Application
Multi-beam optical range sensor and self-propelled cleaner and air-...
Publication number
20060244945
Publication date
Nov 2, 2006
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Application
Optical distance measuring sensor, self-propelled cleaner, and air...
Publication number
20060087640
Publication date
Apr 27, 2006
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
G01 - MEASURING TESTING
Information
Patent Application
Optical distance measuring sensor and self-propelled cleaner
Publication number
20060050263
Publication date
Mar 9, 2006
Sharp Kabushiki Kaisha
Kazuhiro Mizuo
G01 - MEASURING TESTING
Information
Patent Application
Optical object identifying device and printing apparatus
Publication number
20050051743
Publication date
Mar 10, 2005
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Optical object identification apparatus, and printing apparatus and...
Publication number
20040129901
Publication date
Jul 8, 2004
Sharp Kabushiki Kaisha
Akifumi Yamaguchi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Optical moving information measuring apparatus and carrier system i...
Publication number
20040027577
Publication date
Feb 12, 2004
Hisakazu Sugiyama
G01 - MEASURING TESTING
Information
Patent Application
Optical object discriminating apparatus, processing system and tran...
Publication number
20030230703
Publication date
Dec 18, 2003
Sharp Kabushiki Kaisha
Hisakazu Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY