G06T 12/20
Inverse problem, i.e. transformations from projection space into object space
G06T12/20 (Inverse problem, i.e. transformations from projection space into object space) appears on 2,131 US grants and 2,373 published applications in this corpus.
Search patents in G06T- Granted patents
- 2,131
- Published applications
- 2,373
- Assignees
- 658
- Inventors
- 3,738
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 6 | 0 |
| 1980 | 8 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 10 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 11 | 0 |
| 1995 | 11 | 0 |
| 1996 | 10 | 0 |
| 1997 | 16 | 0 |
| 1998 | 12 | 0 |
| 1999 | 26 | 0 |
| 2000 | 21 | 0 |
| 2001 | 14 | 3 |
| 2002 | 18 | 15 |
| 2003 | 23 | 23 |
| 2004 | 17 | 35 |
| 2005 | 20 | 35 |
| 2006 | 24 | 45 |
| 2007 | 34 | 55 |
| 2008 | 24 | 61 |
| 2009 | 37 | 65 |
| 2010 | 52 | 81 |
| 2011 | 47 | 90 |
| 2012 | 69 | 72 |
| 2013 | 80 | 86 |
| 2014 | 103 | 69 |
| 2015 | 75 | 101 |
| 2016 | 88 | 88 |
| 2017 | 99 | 113 |
| 2018 | 100 | 140 |
| 2019 | 120 | 139 |
| 2020 | 139 | 185 |
| 2021 | 139 | 177 |
| 2022 | 144 | 157 |
| 2023 | 134 | 121 |
| 2024 | 131 | 158 |
| 2025 | 88 | 142 |
| 2026 | 96 | 117 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for accelerated acquisition and reconstruction of cine MRI using a deep learning based convolutional neural network6 Oct 2026US 12,755,464 B2Siemens Healthineers AG
- Image processing apparatus, image processing method, and magnetic resonance imaging apparatus29 Sep 2026US 12,749,153 B2Canon Kabushiki Kaisha
- Physically-primed deep-neural-networks for generalized undersampled MRI reconstruction29 Sep 2026US 12,749,244 B2Technion Research & Development Foundation Limited
- Imaging method for static CT apparatus, static CT apparatus, electronic device, and medium29 Sep 2026US 12,749,245 B2Nuctech Company Limited
- Reconstruction of prompt gamma coincidence data in pet scans22 Sep 2026US 12,743,834 B2Siemens Medical Solutions USA, Inc.
- Combined Plenoptic (Depth-of-Field) Assisted Tomography8 Oct 2026US 2026/0309879 A1UNM Rainforest Innovations
- Methods and apparatus for deep learning based inter-modal image registration and reconstruction8 Oct 2026US 2026/0311349 A1Siemens Medical Solutions USA, Inc.
- Region-based motion correction using extra modal information for single photon emission computed tomography8 Oct 2026US 2026/0311848 A1Siemens Medical Solutions USA, Inc.
- Adaptive three-dimensional (3d) denoising of positron emission tomography (pet) images1 Oct 2026US 2026/0301134 A1University of Florida Research Foundation, Inc.
- Ai-based method and system for detection of circulating tumor cells in blood1 Oct 2026US 2026/0301181 A1
Most cited
By later US patents
- Method and apparatus for three-dimensional reconstruction of coronary vessels from angiographic images459US 6,047,080 AArch Development Corporation · 2000
- Voice actuated volume image controller and display controller343US 5,303,148 APicker International, Inc. · 1994
- Method and apparatus for generating computed tomography images with offset detector geometries308US 9,001,963 B2Koninklijke Philips N. V. · 2015
- Computer tomography imaging device and method307US 9,380,984 B2Nuctech Company Limited · 2016
- Quick three-dimensional display275US 5,079,699 APicker International, Inc. · 1992