G01T 1/36
Measuring spectral distribution of x-rays or of nuclear radiation spectrometry
Official title: Measuring spectral distribution of X-rays or of nuclear radiation {spectrometry (pulse selection circuits per se H03K; investigation of materials by radiation diffraction G01N23/20; spectrometer tubes H01J49/00)}
G01T1/36 (Measuring spectral distribution of x-rays or of nuclear radiation spectrometry) appears on 534 US grants and 489 published applications in this corpus.
Search patents in G01T- Granted patents
- 534
- Published applications
- 489
- Assignees
- 342
- Inventors
- 1,208
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 10 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 5 |
| 2003 | 5 | 4 |
| 2004 | 1 | 1 |
| 2005 | 2 | 10 |
| 2006 | 6 | 6 |
| 2007 | 5 | 11 |
| 2008 | 10 | 10 |
| 2009 | 5 | 14 |
| 2010 | 14 | 13 |
| 2011 | 11 | 16 |
| 2012 | 9 | 6 |
| 2013 | 12 | 14 |
| 2014 | 12 | 28 |
| 2015 | 12 | 24 |
| 2016 | 29 | 33 |
| 2017 | 33 | 39 |
| 2018 | 32 | 40 |
| 2019 | 36 | 39 |
| 2020 | 37 | 40 |
| 2021 | 48 | 27 |
| 2022 | 22 | 35 |
| 2023 | 22 | 25 |
| 2024 | 24 | 17 |
| 2025 | 18 | 22 |
| 2026 | 17 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01T 1/40Stabilisation of spectrometers177
- G01T 1/366With semi-conductor detectors71
- G01T 1/362With scintillation detectors67
- G01T 1/38Particle discrimination and measurement of relative mass15
- G01T 1/365With ionisation detectors10
- G01T 1/361With a combination of detectors of different types9
- G01T 1/363With cerenkov detectors6
- G01T 1/367With resistance detectors1
All 9 subgroupsShow fewer
Recent patents
- XRF analyzer with improved resolution by using micro-reset6 Oct 2026US 12,754,329 B2Evident Scientific, Inc.
- Portable system comprising a primary gas flowpath, a cartridge dock including a filter cartridge, and a gamma detector apparatus for monitoring airborne radionuclides6 Oct 2026US 12,754,330 B2Atomic Energy of Canada Limited/éNergie Atomique Du Canada LimitéE
- Prior-knowledge-based spectral unmixing methods22 Sep 2026US 12,742,897 B2Medscint Inc.
- Radiation imaging apparatus and radiation imaging system8 Sep 2026US 12,730,233 B2Canon Kabushiki Kaisha
- Method for determination of Actinium-227 in Actinium-22523 Jun 2026US 12,663,551 B2BWXT Medical Ltd.
- Spectrally resolving semiconductor x-ray detector with lightemitting layer and method therefor27 Aug 2026US 2026/0248472 A1
- System and method for adjusting fluoroscopy imaging conditions30 Jul 2026US 2026/0221372 A1Canon Kabushiki Kaisha
- Timer-based amplitude correction method for photon counting computed tomography28 May 2026US 2026/0147125 A1Analog Devices, Inc.
- Apparatus and process for optimizing radiation detection counting times using machine learning28 May 2026US 2026/0147126 A1Georgetown University
- Aquatic Radionuclide Monitoring System21 May 2026US 2026/0140025 A1Atomic Energy of Canada Limited/éNergie Atomique Du Canada LimitéE
Most cited
By later US patents
- Highly sensitive nuclear spectrometer apparatus and method98US 5,349,193 APrinceton Gamma Tech, Inc. · 1994
- X-ray reflectometer64US 6,512,814 B2Jordan Valley Applied Radiation Ltd. · 2003
- Energy resolving X-ray detector63US 5,574,284 A1996
- Gain stabilization for radioactivity well logging apparatus61US 4,346,590 ATexaco Inc. · 1982
- Imaging system for obtaining X-ray energy subtraction images58US 4,945,552 AHitachi, Ltd. · 1990