E21B 47/26
Storing data down-hole
Official title: Storing data down-hole, e.g. in a memory or on a record carrier
E21B47/26 (Storing data down-hole) appears on 399 US grants and 401 published applications in this corpus.
Search patents in E21B- Granted patents
- 399
- Published applications
- 401
- Assignees
- 171
- Inventors
- 985
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 7 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 10 | 3 |
| 2002 | 7 | 6 |
| 2003 | 7 | 5 |
| 2004 | 4 | 4 |
| 2005 | 4 | 3 |
| 2006 | 3 | 3 |
| 2007 | 2 | 1 |
| 2008 | 2 | 2 |
| 2009 | 2 | 4 |
| 2010 | 2 | 2 |
| 2011 | 3 | 5 |
| 2012 | 1 | 10 |
| 2013 | 1 | 8 |
| 2014 | 9 | 16 |
| 2015 | 6 | 27 |
| 2016 | 11 | 15 |
| 2017 | 20 | 19 |
| 2018 | 13 | 28 |
| 2019 | 31 | 49 |
| 2020 | 38 | 36 |
| 2021 | 33 | 43 |
| 2022 | 44 | 29 |
| 2023 | 26 | 35 |
| 2024 | 40 | 21 |
| 2025 | 18 | 16 |
| 2026 | 7 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for greenhouse gas capture and sequestration28 Jul 2026US 12,692,773 B2Carbon Geocycle, Inc.
- Data logger and data acquisition hydraulic fracturing process19 May 2026US 12,631,108 B2Zhejiang Tensing Science and Technology Co., Ltd.
- Orienting energy transfer mechanism connections high side in a well17 Mar 2026US 12,577,872 B2Halliburton Energy Services.Inc.
- Method and device for obtaining measurements of downhole properties in a subterranean well10 Feb 2026US 12,546,211 B2Saudi Arabian Oil Company
- Autonomous along string measurement tool10 Feb 2026US 12,546,213 B2National Oilwell Varco, L. P.
- Radio frequency identifier based telemetry for surface and downhole communication13 Aug 2026US 2026/0235026 A1Schlumberger Technology Corporation
- Method for extrapolating the representativeness of the classes of the data of oil well wall rock lateral samples30 Jul 2026US 2026/0218609 A1Petroleo Brasileiro S.A. - Petrobras
- Wireless wellsite service management system23 Jul 2026US 2026/0210237 A1Halliburton Energy Services.Inc.
- Systems and Methods for Data Acquisition From Outside a Well Casing23 Jul 2026US 2026/0210242 A1National Technology & Engineering Solutions of Sandia, LLC
- Apparatus and method for constructing a modular logging-while-drilling tool16 Jul 2026US 2026/0201797 A1Well Resolutions Technology
Most cited
By later US patents
- Logging while drilling borehole imaging and dipmeter device292US 5,899,958 AHalliburton Energy Services.Inc. · 1999
- Drilling system with downhole apparatus for determining parameters of interest and for adjusting drilling direction in response thereto284US 5,812,068 ABaker Hughes Incorporated · 1998
- Downhole tools using artificial intelligence based control225US 5,947,213 AIntelligent Inspection Corporation · 1999
- Autonomous downhole oilfield tool191US 6,378,627 B1Intelligent Inspection Corporation · 2002
- Drilling system with downhole apparatus for determining parameters of interest and for adjusting drilling direction in response thereto190US 6,272,434 B1Baker Hughes Incorporated · 2001