A61N 5/103
Treatment planning systems
Official title: {Treatment planning systems}
A61N5/103 (Treatment planning systems) appears on 2,461 US grants and 3,076 published applications in this corpus.
Search patents in A61N- Granted patents
- 2,461
- Published applications
- 3,076
- Assignees
- 680
- Inventors
- 3,527
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 4 | 0 |
| 2000 | 20 | 0 |
| 2001 | 21 | 3 |
| 2002 | 18 | 13 |
| 2003 | 17 | 29 |
| 2004 | 16 | 29 |
| 2005 | 20 | 25 |
| 2006 | 13 | 37 |
| 2007 | 21 | 51 |
| 2008 | 21 | 62 |
| 2009 | 30 | 62 |
| 2010 | 52 | 75 |
| 2011 | 53 | 84 |
| 2012 | 73 | 91 |
| 2013 | 58 | 110 |
| 2014 | 85 | 123 |
| 2015 | 84 | 133 |
| 2016 | 95 | 151 |
| 2017 | 107 | 190 |
| 2018 | 128 | 195 |
| 2019 | 191 | 216 |
| 2020 | 223 | 242 |
| 2021 | 173 | 227 |
| 2022 | 188 | 217 |
| 2023 | 188 | 240 |
| 2024 | 212 | 185 |
| 2025 | 200 | 164 |
| 2026 | 106 | 122 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61N 5/1031Using a specific method of dose optimization981
- A61N 5/1039Using functional images759
- A61N 5/1037Taking into account the movement of the target521
- A61N 5/1038Taking into account previously administered plans applied to the same patient, i.e.302
- A61N 5/1036Leaf sequencing algorithms172
- A61N 2005/1041Using a library of previously administered radiation treatment applied to other patientsIndexing code163
Recent patents
- Systems and methods for planning of cardiac radiation therapy6 Oct 2026US 12,752,129 B2Varian Medical Systems, Inc.
- Method and system for treatment planning29 Sep 2026US 12,746,412 B2Elekta Limited
- Systems and methods for high dose rate brachytherapy treatment planning using constraint optimization8 Sep 2026US 12,728,282 B2Memorial Hospital for Cancer and Allied Diseases
- Treatment planning using multiple relative biological effectiveness (RBE) models8 Sep 2026US 12,728,283 B2Raysearch Laboratories AB (publ)
- Jointly trained machine learning models for automatic contouring in radiotherapy applications8 Sep 2026US 12,728,284 B2Elekta Limited
- Long-Lived Gadolinium Based Tumor Targeted Imaging and Therapy Agents8 Oct 2026US 2026/0306634 A1Wisconsin Alumni Research Foundation
- Radiation irradiation system and control method therefor8 Oct 2026US 2026/0306874 A1Neuboron Therapy System Ltd.
- Methods for optimizing treatment time and plan quality for radiotherapy8 Oct 2026US 2026/0306875 A1RefleXion Medical, Inc.
- Local dose heterogeneity metric for spatially fractionated radiotherapy1 Oct 2026US 2026/0295296 A1Siemens Healthineers International AG
- Radiation treatment plan optimization method and apparatus1 Oct 2026US 2026/0295297 A1Siemens Healthineers International AG
Most cited
By later US patents
- Apparatus and method for compensating for respiratory and patient motions during treatment690US 6,501,981 B1Accuray Incorporated · 2002
- Method and apparatus for video presentation from a variety of scanner imaging sources616US 5,099,846 A1992
- Method and system for predictive physiological gating464US 6,937,696 B1Varian Medical Systems Technologies, Inc. · 2005
- Apparatus and method for compensating for respiratory and patient motion during treatment421US 7,318,805 B2Accuray Incorporated · 2008
- Dosimetric technique for stereotactic radiosurgery same412US 5,027,818 AUniversity of Florida · 1991