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Masaru OHTSUKA
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Tachikawa-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Maintenance management device, device to be maintained and non-tran...
Patent number
10,445,033
Issue date
Oct 15, 2019
Konica Minolta, Inc.
Masaru Ohtsuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming device
Patent number
9,977,358
Issue date
May 22, 2018
Konica Minolta, Inc.
Masaru Ohtsuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, image forming system, and computer-readabl...
Patent number
8,724,124
Issue date
May 13, 2014
Konica Minolta Business Technologies, Inc.
Masaru Ohtsuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming apparatus and image forming method for displaying a f...
Patent number
8,339,655
Issue date
Dec 25, 2012
Konica Minolta Business Technologies, Inc.
Masaru Ohtsuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Sheet holding apparatus and image forming system
Patent number
7,341,249
Issue date
Mar 11, 2008
Konica Minolta Business Technologies, Inc.
Masaru Ohtsuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical system in exposure apparatus, and device manufacturing method
Patent number
7,221,460
Issue date
May 22, 2007
Canon Kabushiki Kaisha
Masaru Ohtsuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for measuring the shape of an optical surface...
Patent number
6,972,850
Issue date
Dec 6, 2005
Canon Kabushiki Kaisha
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for measuring a shape using multiple probes
Patent number
6,701,633
Issue date
Mar 9, 2004
Canon Kabushiki Kaisha
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Grant
Image forming apparatus having sheet finisher
Patent number
6,575,446
Issue date
Jun 10, 2003
Konica Corporation
Hiroyuki Wakabayashi
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Sheet finisher and image forming apparatus therewith
Patent number
6,568,668
Issue date
May 27, 2003
Konica Corporation
Hiroyuki Wakabayashi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet finisher, image forming apparatus, and sheet conveyance appar...
Patent number
6,375,180
Issue date
Apr 23, 2002
Konica Corporation
Minoru Kawano
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Finisher and image forming apparatus therewith
Patent number
6,375,181
Issue date
Apr 23, 2002
Konica Corporation
Minoru Kawano
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sheet finisher and image forming apparatus therewith
Patent number
6,354,059
Issue date
Mar 12, 2002
Konica Corporation
Kohji Yoshie
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Sheet tamping device for offsetting stacks of documents
Patent number
6,047,960
Issue date
Apr 11, 2000
Konica Corporation
Minoru Kawano
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Shape measuring heterodyne interferometer with multiplexed photodet...
Patent number
6,008,901
Issue date
Dec 28, 1999
Canon Kabushiki Kaisha
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Grant
Interferometer which varies a position to be detected based on incl...
Patent number
5,991,034
Issue date
Nov 23, 1999
Canon Kabushiki Kaisha
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for measuring the error of an apparatus which...
Patent number
5,485,275
Issue date
Jan 16, 1996
Canon Kabushiki Kaisha
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Grant
Object measuring apparatus using lightwave interference
Patent number
5,170,217
Issue date
Dec 8, 1992
Canon Kabushiki Kaisha
Yoshifumi Nishimoto
G01 - MEASURING TESTING
Information
Patent Grant
Two-frequency distance and displacement measuring interferometer
Patent number
5,106,191
Issue date
Apr 21, 1992
Canon Kabushiki Kaisha
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Grant
Stage mechanism
Patent number
5,066,131
Issue date
Nov 19, 1991
Canon Kabushiki Kaisha
Mikio Iwata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Inchworm type driving mechanism
Patent number
5,034,647
Issue date
Jul 23, 1991
Canon Kabushiki Kaisha
Masaru Ohtsuka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Movable stage mechanism
Patent number
4,993,696
Issue date
Feb 19, 1991
Canon Kabushiki Kaisha
Motomu Furukawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Stage mechanism
Patent number
4,887,804
Issue date
Dec 19, 1989
Canon Kabushiki Kaisha
Masaru Ohtsuka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fabri-perot spectroscopy method and apparatus utilizing the same
Patent number
4,850,709
Issue date
Jul 25, 1989
Canon Kabushiki Kaisha
Mikichi Ban
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
INSPECTION APPARATUS, RECORDING MEDIUM, AND INSPECTION SYSTEM
Publication number
20240192143
Publication date
Jun 13, 2024
Konica Minolta, Inc.
Masaru OHTSUKA
G01 - MEASURING TESTING
Information
Patent Application
MAINTENANCE MANAGEMENT DEVICE, DEVICE TO BE MAINTAINED AND NON-TRAN...
Publication number
20180275929
Publication date
Sep 27, 2018
Konica Minolta, Inc.
Masaru OHTSUKA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE FORMING DEVICE
Publication number
20170351191
Publication date
Dec 7, 2017
Konica Minolta, Inc.
Masaru OHTSUKA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND COMPUTER-READABL...
Publication number
20130021650
Publication date
Jan 24, 2013
Masaru Ohtsuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE FORMING APPARATUS AND COUNTING METHOD FOR IMAGE FORMING APPAR...
Publication number
20110194128
Publication date
Aug 11, 2011
KONICA BUSINESS TECHNOLOGIES, INC.
Susumu KURIHARA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF
Publication number
20110157651
Publication date
Jun 30, 2011
Konica Minolta Business Technologies, Inc.
Masaru OHTSUKA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20090323105
Publication date
Dec 31, 2009
Konica Minolta Business Technologies, Inc.
Masaru OHTSUKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sheet holding apparatus and image forming system
Publication number
20050218588
Publication date
Oct 6, 2005
Masaru Ohtsuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Optical system in exposure apparatus, and device manufacturing method
Publication number
20040227915
Publication date
Nov 18, 2004
Masaru Ohtsuka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Shape measuring method and apparatus using interferometer
Publication number
20030169430
Publication date
Sep 11, 2003
Canon Kabushiki Kaisha
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Application
Apparatus and method for measuring a shape using multiple probes
Publication number
20020148130
Publication date
Oct 17, 2002
Masaru Ohtsuka
G01 - MEASURING TESTING
Information
Patent Application
IMAGE FORMING APPARATUS HAVING SHEET FINISHER
Publication number
20020060388
Publication date
May 23, 2002
HIROYUKI WAKABAYASHI
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER