G21K 1/10
Scattering devices
Official title: Scattering devices; Absorbing devices; Ionising radiation filters
G21K1/10 (Scattering devices) appears on 742 US grants and 628 published applications in this corpus.
Search patents in G21K- Granted patents
- 742
- Published applications
- 628
- Assignees
- 358
- Inventors
- 1,513
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 11 | 0 |
| 1991 | 16 | 0 |
| 1992 | 13 | 0 |
| 1993 | 12 | 0 |
| 1994 | 13 | 0 |
| 1995 | 11 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 18 | 0 |
| 1999 | 8 | 0 |
| 2000 | 16 | 0 |
| 2001 | 18 | 8 |
| 2002 | 22 | 14 |
| 2003 | 11 | 15 |
| 2004 | 10 | 21 |
| 2005 | 16 | 16 |
| 2006 | 19 | 17 |
| 2007 | 12 | 18 |
| 2008 | 14 | 19 |
| 2009 | 13 | 10 |
| 2010 | 20 | 30 |
| 2011 | 14 | 22 |
| 2012 | 23 | 24 |
| 2013 | 15 | 29 |
| 2014 | 16 | 30 |
| 2015 | 32 | 38 |
| 2016 | 30 | 35 |
| 2017 | 35 | 38 |
| 2018 | 32 | 46 |
| 2019 | 36 | 32 |
| 2020 | 31 | 33 |
| 2021 | 35 | 35 |
| 2022 | 23 | 23 |
| 2023 | 25 | 25 |
| 2024 | 22 | 20 |
| 2025 | 11 | 16 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Imaging system collimator for high energy and low energy isotopes29 Sep 2026US 12,749,590 B2GE Precision Healthcare LLC
- X-ray chopper wheel assembly and method25 Aug 2026US 12,718,966 B2Viken Detection Corporation
- Soft x-ray optics with improved filtering14 Jul 2026US 12,680,968 B2KLA Corporation
- X-ray irradiation apparatus, including a spectrally shaping X-ray optic and a spectral filter aperture device, for X-ray imaging2 Jun 2026US 12,646,634 B2Universitaet Hamburg
- Structure for forming a parallel X-ray beam, X-ray diagnostic apparatus, and method19 May 2026US 12,629,115 B2Canon Medical Systems Corporation
- Beam-modifying devices for ultra-high dose rate radiation therapy1 Oct 2026US 2026/0304590 A1Ohio State Innovation Foundation
- Neutron beam generation system for neutron capture therapy13 Aug 2026US 2026/0233031 A1Dawonmedax,. Ltd.
- Microstructure for selective transmission of electromagnetic radiation30 Jul 2026US 2026/0221306 A1Koninklijke Philips N. V.
- Beam Filtration Apparatus and Method for Efficient Scanned Beam Particle Arc Therapy23 Jul 2026US 2026/0207971 A1University of Iowa Research Foundation
- Systems and methods for scheduling filter maintenance of an imaging system23 Jul 2026US 2026/0208086 A1GE Precision Healthcare LLC
Most cited
By later US patents
- X-ray apparatus301US 7,796,728 B2Elekta AB (publ) · 2010
- Ion beam scanner system and operating method210US 6,891,177 B1Gesellschaft fuer Schwerionenforschung mbH · 2005
- System for quantitative radiographic imaging202US 5,864,146 AUniversity of Massachusetts Medical Center · 1999
- Particle beam irradiation system and method of adjusting irradiation apparatus200US 6,777,700 B2Hitachi, Ltd. · 2004
- Particle beam irradiation system188US 7,807,982 B2Hitachi, Ltd. · 2010