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Kazuma Yokoi
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Hitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Material decomposition apparatus, PCCT apparatus, and material deco...
Patent number
11,944,468
Issue date
Apr 2, 2024
FUJIFILM HEALTHCARE CORPORATION
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation imaging device and photon counting type detector calibrat...
Patent number
11,300,696
Issue date
Apr 12, 2022
FUJIFILM Healthcare Corporation
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Grant
Parameter estimation method and X-ray CT system
Patent number
11,291,416
Issue date
Apr 5, 2022
FUJIFILM HEALTHCARE CORPORATION
Kazuma Yokoi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Radiation imaging apparatus, and calibration method for photon coun...
Patent number
11,163,074
Issue date
Nov 2, 2021
Hitachi, Ltd.
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Grant
Radiation imaging apparatus and calibration method for photon count...
Patent number
11,096,641
Issue date
Aug 24, 2021
Hitachi, Ltd.
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Grant
Photon-counting CT device, and CT imaging method using photon counting
Patent number
10,905,388
Issue date
Feb 2, 2021
Hitachi, Ltd.
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
X-ray CT image reconstruction device, X-ray CT image reconstruction...
Patent number
10,363,002
Issue date
Jul 30, 2019
Hitachi, Ltd.
Kazuma Yokoi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Radiation imaging apparatus
Patent number
10,299,746
Issue date
May 28, 2019
Hitachi, Ltd.
Takafumi Ishitsu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation detector, radiation imaging device, computer tomography d...
Patent number
10,302,779
Issue date
May 28, 2019
Hitachi, Ltd.
Isao Takahashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation imaging apparatus, radiation counting apparatus, and radi...
Patent number
10,292,669
Issue date
May 21, 2019
Hitachi, Ltd.
Takafumi Ishitsu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiological imaging apparatus
Patent number
8,116,427
Issue date
Feb 14, 2012
Hitachi, Ltd.
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiological imaging apparatus
Patent number
7,986,763
Issue date
Jul 26, 2011
Hitachi, Ltd.
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiological imaging apparatus
Patent number
7,977,647
Issue date
Jul 12, 2011
Hitachi, Ltd.
Tomoyuki Seino
G01 - MEASURING TESTING
Information
Patent Grant
Radiation imaging system and nuclear medicine diagnosis instrument...
Patent number
7,952,076
Issue date
May 31, 2011
Hitachi, Ltd.
Katsutoshi Tsuchiya
G01 - MEASURING TESTING
Information
Patent Grant
Radiological imaging apparatus and radiological imaging method and...
Patent number
7,759,646
Issue date
Jul 20, 2010
Hitachi, Ltd.
Kensuke Amemiya
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation detector, radiation detector element, and radiation imagi...
Patent number
7,745,795
Issue date
Jun 29, 2010
Hitachi, Ltd.
Katsutoshi Tsuchiya
G01 - MEASURING TESTING
Information
Patent Grant
Radiological imaging system
Patent number
7,683,338
Issue date
Mar 23, 2010
Hitachi, Ltd.
Yuuichirou Ueno
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiological imaging apparatus
Patent number
7,634,048
Issue date
Dec 15, 2009
Hitachi Ltd.
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Nuclear medical diagnosis apparatus
Patent number
7,626,172
Issue date
Dec 1, 2009
Hitachi, Ltd.
Isao Takahashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiological imaging apparatus
Patent number
7,627,082
Issue date
Dec 1, 2009
Hitachi, Ltd.
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Semiconductor radiological detector and semiconductor radiological...
Patent number
7,615,757
Issue date
Nov 10, 2009
Hitachi, Ltd.
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Grant
Semiconductor detection module and radiation detection apparatus an...
Patent number
7,573,042
Issue date
Aug 11, 2009
Hitachi, Ltd.
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Grant
Energy calibration method and radiation detecting and radiological...
Patent number
7,573,025
Issue date
Aug 11, 2009
Hitachi, Ltd.
Kazuma Yokoi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation detection module, printed circuit board, and radiological...
Patent number
7,541,593
Issue date
Jun 2, 2009
Hitachi, Ltd.
Norihito Yanagita
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation imaging system and nuclear medicine diagnosis instrument...
Patent number
7,535,008
Issue date
May 19, 2009
Hitachi, Ltd.
Katsutoshi Tsuchiya
G01 - MEASURING TESTING
Information
Patent Grant
Radiation detection apparatus and radiological imaging apparatus
Patent number
7,528,378
Issue date
May 5, 2009
Hitachi, Ltd.
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Grant
Radiological imaging apparatus with current regulated units, imagin...
Patent number
7,514,689
Issue date
Apr 7, 2009
Hitachi, Ltd.
Tomoyuki Seino
G01 - MEASURING TESTING
Information
Patent Grant
Semiconductor radiation detector and radiological imaging apparatus
Patent number
7,446,319
Issue date
Nov 4, 2008
Hitachi, Ltd.
Norihito Yanagita
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation imaging apparatus and nuclear medicine diagnosis apparatu...
Patent number
7,442,937
Issue date
Oct 28, 2008
Hitachi, Ltd.
Katsutoshi Tsuchiya
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiological imaging apparatus
Patent number
7,381,073
Issue date
Jun 3, 2008
Hitachi, Ltd.
Kazuma Yokoi
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
PCCT APPARATUS
Publication number
20230233164
Publication date
Jul 27, 2023
FUJIFILM Healthcare Corporation
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
X-RAY CT APPARATUS AND CORRECTION METHOD OF PROJECTION DATA
Publication number
20230200757
Publication date
Jun 29, 2023
FUJIFILM Healthcare Corporation
Kazuma Yokoi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PHANTOM, RADIOGRAPHIC IMAGING DEVICE, AND CALIBRATION METHOD FOR PH...
Publication number
20220395248
Publication date
Dec 15, 2022
FUJIFILM Healthcare Corporation
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Application
RADIATION IMAGING APPARATUS AND CALIBRATION METHOD FOR PHOTON COUNT...
Publication number
20210212646
Publication date
Jul 15, 2021
Hitachi, Ltd
Kazuma YOKOI
G01 - MEASURING TESTING
Information
Patent Application
MATERIAL DECOMPOSITION APPARATUS, PCCT APPARATUS, AND MATERIAL DECO...
Publication number
20210106292
Publication date
Apr 15, 2021
Hitachi, Ltd
Shinichi KOJIMA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PHOTON-COUNTING CT DEVICE, AND CT IMAGING METHOD USING PHOTON COUNTING
Publication number
20200323502
Publication date
Oct 15, 2020
Hitachi, Ltd
Shinichi KOJIMA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RADIATION IMAGING APPARATUS, AND CALIBRATION METHOD FOR PHOTON COUN...
Publication number
20200301031
Publication date
Sep 24, 2020
Hitachi, Ltd
Kazuma YOKOI
G01 - MEASURING TESTING
Information
Patent Application
Radiation Imaging Device and Photon Counting Type Detector Calibrat...
Publication number
20200278461
Publication date
Sep 3, 2020
Hitachi, Ltd
Kazuma YOKOI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PARAMETER ESTIMATION METHOD AND X-RAY CT SYSTEM
Publication number
20200245956
Publication date
Aug 6, 2020
Hitachi, Ltd
Kazuma YOKOI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
X-RAY COMPUTED TOMOGRAPHY APPARATUS AND CORRECTION METHOD
Publication number
20200015769
Publication date
Jan 16, 2020
Hitachi, Ltd
Shinichi KOJIMA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
X-RAY CT IMAGE RECONSTRUCTION DEVICE, X-RAY CT IMAGE RECONSTRUCTION...
Publication number
20190105002
Publication date
Apr 11, 2019
Hitachi, Ltd
Kazuma YOKOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RADIATION IMAGING APPARATUS
Publication number
20180368790
Publication date
Dec 27, 2018
Hitachi, Ltd
Takafumi ISHITSU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
IMAGE GENERATION APPARATUS, IMAGE GENERATION METHOD, AND X-RAY CT A...
Publication number
20180061097
Publication date
Mar 1, 2018
Hitachi, Ltd
Kazuma YOKOI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RADIATION IMAGING APPARATUS, RADIATION COUNTING APPARATUS, AND RADI...
Publication number
20180049707
Publication date
Feb 22, 2018
Hitachi, Ltd
Takafumi ISHITSU
G01 - MEASURING TESTING
Information
Patent Application
RADIATION DETECTOR, RADIATION IMAGING DEVICE, COMPUTER TOMOGRAPHY D...
Publication number
20170276808
Publication date
Sep 28, 2017
Hitachi, Ltd
Isao TAKAHASHI
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR DETECTING GAMMA-RAY DIRECTION
Publication number
20120112087
Publication date
May 10, 2012
Hitachi, Ltd
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Application
RADIATION DETECTION MODULE AND RADIATION IMAGE-CAPTURING DEVICE
Publication number
20110297837
Publication date
Dec 8, 2011
Hitachi, Ltd
Takafumi Ishitsu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RADIOLOGICAL IMAGING APPARATUS
Publication number
20110280365
Publication date
Nov 17, 2011
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RADIOLOGICAL IMAGING APPARATUS
Publication number
20100054571
Publication date
Mar 4, 2010
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RADIATION IMAGING SYSTEM AND NUCLEAR MEDICINE DIAGNOSIS INSTRUMENT...
Publication number
20090209841
Publication date
Aug 20, 2009
Hitachi, Ltd
Katsutoshi Tsuchiya
G01 - MEASURING TESTING
Information
Patent Application
RADIOLOGICAL IMAGING APPARATUS
Publication number
20090194701
Publication date
Aug 6, 2009
Tomoyuki Seino
G01 - MEASURING TESTING
Information
Patent Application
RADIATION DETECTION MODULE, PRINTED CIRCUIT BOARD, AND RADIOLOGICAL...
Publication number
20090108208
Publication date
Apr 30, 2009
Norihito Yanagita
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RADIOLOGICAL IMAGING APPARATUS
Publication number
20090092229
Publication date
Apr 9, 2009
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SEMICONDUCTOR DETECTION MODULE AND RADIATION DETECTION APPARATUS AN...
Publication number
20090072159
Publication date
Mar 19, 2009
Kazuma Yokoi
G01 - MEASURING TESTING
Information
Patent Application
NUCLEAR MEDICAL DIAGNOSIS APPARATUS
Publication number
20080310580
Publication date
Dec 18, 2008
Isao Takahashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Radiation Detector, Radiation Detector Element, And Radiation Imagi...
Publication number
20080283760
Publication date
Nov 20, 2008
Katsutoshi Tsuchiya
G01 - MEASURING TESTING
Information
Patent Application
Radiological imaging apparatus and radiological imaging method and...
Publication number
20080152074
Publication date
Jun 26, 2008
Kensuke Amemiya
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Radiological imaging apparatus
Publication number
20080137804
Publication date
Jun 12, 2008
Shinichi Kojima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RADIATION IMAGING SYSTEM AND NUCLEAR MEDICINE DIAGNOSIS INSTRUMENT...
Publication number
20080078937
Publication date
Apr 3, 2008
Katsutoshi TSUCHIYA
G01 - MEASURING TESTING
Information
Patent Application
Radiation imaging apparatus and nuclear medicine diagnosis apparatu...
Publication number
20080029705
Publication date
Feb 7, 2008
Katsutoshi Tsuchiya
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE