G01V 5/10
Using neutron sources
Official title: using neutron sources {(neutron generating tubes H05H5/00; neutron sources using isotopes G21G4/00)}
G01V5/10 (Using neutron sources) appears on 763 US grants and 554 published applications in this corpus.
Search patents in G01V- Granted patents
- 763
- Published applications
- 554
- Assignees
- 111
- Inventors
- 688
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 24 | 0 |
| 1978 | 12 | 0 |
| 1979 | 13 | 0 |
| 1980 | 13 | 0 |
| 1981 | 17 | 0 |
| 1982 | 12 | 0 |
| 1983 | 14 | 0 |
| 1984 | 16 | 0 |
| 1985 | 11 | 0 |
| 1986 | 16 | 0 |
| 1987 | 14 | 0 |
| 1988 | 10 | 0 |
| 1989 | 7 | 0 |
| 1990 | 14 | 0 |
| 1991 | 15 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 11 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 7 |
| 2003 | 3 | 5 |
| 2004 | 5 | 7 |
| 2005 | 5 | 12 |
| 2006 | 10 | 10 |
| 2007 | 8 | 15 |
| 2008 | 11 | 8 |
| 2009 | 12 | 23 |
| 2010 | 10 | 20 |
| 2011 | 14 | 31 |
| 2012 | 13 | 30 |
| 2013 | 17 | 30 |
| 2014 | 27 | 31 |
| 2015 | 27 | 41 |
| 2016 | 38 | 34 |
| 2017 | 41 | 38 |
| 2018 | 42 | 42 |
| 2019 | 50 | 31 |
| 2020 | 25 | 21 |
| 2021 | 23 | 30 |
| 2022 | 13 | 23 |
| 2023 | 28 | 16 |
| 2024 | 16 | 15 |
| 2025 | 21 | 17 |
| 2026 | 12 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Shielding device of source mounting and demounting for nuclear logging instrument15 Sep 2026US 12,736,707 B2Institute of Geology and Geophysics, Cas
- Device for evaluating a uranium content and a hydrogen porosity of a particular region in a geological formation when drilling and associated method1 Sep 2026US 12,724,168 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Pipeline inspection apparatus comprising multiple barrel sections, articulating components, and radially extending structures18 Aug 2026US 12,710,561 B2Under Cover Technologies Corp.
- Gamma-ray spectroscopy logging tool18 Aug 2026US 12,710,562 B2Halliburton Energy Services.Inc.
- Replaceable thermal neutron absorbing sleeve for neutron detector21 Jul 2026US 12,687,102 B2Halliburton Energy Services.Inc.
- Neutron backscatter tool background standard for geochemical logging in well systems24 Sep 2026US 2026/0287780 A1Halliburton Energy Services.Inc.
- Real-time machine learning optimization and autopilot control for pulsed neutron logging operations17 Sep 2026US 2026/0276857 A1Halliburton Energy Services.Inc.
- Layered target for neutron generator6 Aug 2026US 2026/0231315 A1Halliburton Energy Services.Inc.
- Variable energy neutron well logging30 Jul 2026US 2026/0219416 A1Halliburton Energy Services.Inc.
- Downhole tools that include a radiation detector and processes for using same16 Jul 2026US 2026/0202573 A1Schlumberger Technology Corporation
Most cited
By later US patents
- Combination of epithermal and inelastic neutron scattering methods to locate coal and oil shale zones275US 3,947,683 ATexaco Inc. · 1976
- Method for monitoring the hydraulic fracturing of a subsurface formation106US 4,926,940 AMobil Oil Corporation · 1990
- Modular connector for measurement-while-drilling tool85US 5,251,708 ABaker Hughes Incorporated · 1993
- Well logging tool with an accelerator neutron source79US 4,760,252 ASchlumberger Technology Corporation · 1988
- Method for determining density of an earth formation78US 5,804,820 AJapan National Oil Corporation · 1998