A61N 5/1045
Using a multi-leaf collimator
Official title: {using a multi-leaf collimator, e.g. for intensity modulated radiation therapy or IMRT}
A61N5/1045 (Using a multi-leaf collimator) appears on 785 US grants and 947 published applications in this corpus.
Search patents in A61N- Granted patents
- 785
- Published applications
- 947
- Assignees
- 226
- Inventors
- 1,160
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 7 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 5 | 2 |
| 2008 | 1 | 9 |
| 2009 | 4 | 11 |
| 2010 | 9 | 14 |
| 2011 | 15 | 23 |
| 2012 | 15 | 28 |
| 2013 | 17 | 28 |
| 2014 | 26 | 31 |
| 2015 | 23 | 43 |
| 2016 | 28 | 40 |
| 2017 | 39 | 69 |
| 2018 | 35 | 62 |
| 2019 | 57 | 71 |
| 2020 | 84 | 107 |
| 2021 | 78 | 100 |
| 2022 | 68 | 74 |
| 2023 | 69 | 85 |
| 2024 | 78 | 52 |
| 2025 | 75 | 44 |
| 2026 | 34 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and systems for automated volumetric modulated arc therapy (VMAT) for external radiation therapy8 Sep 2026US 12,728,286 B2Memorial Sloan Kettering Cancer Center
- Method and apparatus for carrying out dose delivery quality assurance for high-precision radiation treatment8 Sep 2026US 12,728,289 B2Ajou University Industry-Academic Cooperation Foundation
- Apparatus and method for facilitating optimization of a radiation treatment plan for a particular patient using at least one multi-leaf collimator25 Aug 2026US 12,714,879 B2Siemens Healthineers International AG
- Electron beam radiation system with collision detection functionality11 Aug 2026US 12,702,868 B2Intraop Medical Corporation
- Computer-implemented medical method for radiation treatment (RT) planning for treating multiple lesions of a patient4 Aug 2026US 12,697,507 B2Brainlab AG
- System and method for multi-target single-isocenter radiation therapy quality assurance8 Oct 2026US 2026/0306878 A1Aktina Corp.
- Radiation treatment plan optimization method and apparatus1 Oct 2026US 2026/0295297 A1Siemens Healthineers International AG
- Combining nimorazole, chemotherapy and radiotherapy17 Sep 2026US 2026/0272942 A1AFYX Therapeutics A/S
- Multi-leaf collimators and radiotherapy machines including the same3 Sep 2026US 2026/0257077 A1Varian Medical Systems, Inc.
- Field-to-target assignment in radiotherapy treatment planning20 Aug 2026US 2026/0241205 A1Siemens Healthineers International AG
Most cited
By later US patents
- Multi-mode cone beam CT radiotherapy simulator and treatment machine with a flat panel imager382US 8,116,430 B1Varian Medical Systems, Inc. · 2012
- Multi-mode cone beam CT radiotherapy simulator and treatment machine with a flat panel imager365US 7,945,021 B2Varian Medical Systems, Inc. · 2011
- System and method for image guidance during medical procedures338US 8,812,077 B2ViewRay Incorporated · 2014
- Multi-mode cone beam CT radiotherapy simulator and treatment machine with a flat panel imager309US 8,867,703 B2Varian Medical Systems, Inc. · 2014
- Mutileaf collimator for radiotherapy machines304US 4,868,844 AVarian Associates, Inc. · 1989