Inventor
HIROKAWA KOICHI
JP42 patents
⚠️ This page may combine multiple inventors who share the name “HIROKAWA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MEDICAL CORP
16 patentsUS7945013B2May 17, 2011
X-ray CT apparatus
HITACHI MEDICAL CORP23 citations92
US7715522B2May 11, 2010
X-ray CT apparatus
HITACHI MEDICAL CORP31 citations92
US7602880B2Oct 13, 2009
X-ray CT apparatus
HITACHI MEDICAL CORP25 citations92
US7983383B2Jul 19, 2011
X-ray CT apparatus
HITACHI MEDICAL CORP7 citations84
US7949170B2May 24, 2011
Image processing method, image processing device, computer aided detection, and method for filtering along the time axis
HITACHI MEDICAL CORP14 citations84
US7813471B2Oct 12, 2010
X-ray CT apparatus
HITACHI MEDICAL CORP19 citations84
US7734006B2Jun 8, 2010
X-ray CT apparatus
HITACHI MEDICAL CORP12 citations84
US7653224B2Jan 26, 2010
Image reconstruction method and tomograph
HITACHI MEDICAL CORP8 citations84
US7636416B2Dec 22, 2009
X-ray CT apparatus comprising a tube current control unit
HITACHI MEDICAL CORP18 citations84
US7505550B2Mar 17, 2009
Radiotomography apparatus
HITACHI MEDICAL CORP11 citations84
US7366277B2Apr 29, 2008
Tomographic device and method therefor
HITACHI MEDICAL CORP9 citations84
US7876874B2Jan 25, 2011
Radiographing apparatus and image processing program
HITACHI MEDICAL CORP19 citations83
US9406121B2Aug 2, 2016
X-ray CT apparatus and image reconstruction method
HITACHI MEDICAL CORP3 citations73
US5949843ASep 7, 1999
X-ray tomography apparatus
HITACHI MEDICAL CORP15 citations67
US7684539B2Mar 23, 2010
X-ray tomograph
HITACHI MEDICAL CORP3 citations63
US9454804B2Sep 27, 2016
Image processing device and image processing method
HITACHI MEDICAL CORP1 citations52
HITACHI LTD
11 patentsUS9592023B2Mar 14, 2017
X-ray CT apparatus and tomography method
HITACHI LTD7 citations82
US10213177B2Feb 26, 2019
X-ray CT apparatus, data processing device, and projection data generation method
HITACHI LTD2 citations73
US9895128B2Feb 20, 2018
X-ray CT apparatus and correction processing device
HITACHI LTD3 citations73
US10238357B2Mar 26, 2019
X-ray CT apparatus and scanning method
HITACHI LTD2 citations70
US10878602B2Dec 29, 2020
Image reconstruction device, X-ray CT device, and image reconstruction method
HITACHI LTD1 citations62
US11127123B2Sep 21, 2021
Medical image processing device and medical image processing method
HITACHI LTD1 citations61
US9980694B2May 29, 2018
X-ray CT apparatus and image calculating device for X-ray CT apparatus
HITACHI LTD1 citations52
US11790576B2Oct 17, 2023
Medical image processing apparatus and medical image processing method
HITACHI LTD0 citations50
US11113810B2Sep 7, 2021
X-ray CT scanner, image generation method, and image generation program
HITACHI LTD0 citations50
US10410343B2Sep 10, 2019
Image computing device, image computing method, and tomograph
HITACHI LTD0 citations42
US10398404B2Sep 3, 2019
Data processing device, X-ray CT apparatus, and reference correction method
HITACHI LTD0 citations42
HIROKAWA KOICHI
4 patentsUS8744039B2Jun 3, 2014
X-ray CT apparatus
HIROKAWA KOICHI22 citations91
US8270560B2Sep 18, 2012
X-ray CT scan simulator and X-ray CT apparatus
HIROKAWA KOICHI6 citations71
US8189736B2May 29, 2012
X-ray CT apparatus
HIROKAWA KOICHI6 citations71
US8983025B2Mar 17, 2015
X-ray CT apparatus
HIROKAWA KOICHI2 citations61
TAKAHASHI HISASHI
4 patentsUS9123098B2Sep 1, 2015
Medical image processing device and medical image processing method, applying weighted penalty term in iterative approximation
TAKAHASHI HISASHI10 citations83
US9050003B2Jun 9, 2015
Reconstruction computing device, reconstruction computing method, and X-ray CT apparatus
TAKAHASHI HISASHI4 citations73
US9123156B2Sep 1, 2015
X-ray CT apparatus and image reconstruction method
TAKAHASHI HISASHI3 citations62
US9159146B2Oct 13, 2015
Image reconstruction device and image reconstruction method configured to perform iteratively reconstructed image using weight coefficient
TAKAHASHI HISASHI1 citations52