G01V 1/26
Reference-signal-transmitting devices
Official title: Reference-signal-transmitting devices, e.g. indicating moment of firing of shot
G01V1/26 (Reference-signal-transmitting devices) appears on 78 US grants and 71 published applications in this corpus.
Search patents in G01V- Granted patents
- 78
- Published applications
- 71
- Assignees
- 55
- Inventors
- 193
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 3 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 1 | 7 |
| 2006 | 4 | 1 |
| 2007 | 1 | 6 |
| 2008 | 1 | 3 |
| 2009 | 4 | 2 |
| 2010 | 1 | 5 |
| 2011 | 1 | 2 |
| 2012 | 2 | 1 |
| 2013 | 2 | 5 |
| 2014 | 1 | 6 |
| 2015 | 3 | 4 |
| 2016 | 5 | 3 |
| 2017 | 2 | 2 |
| 2018 | 1 | 5 |
| 2019 | 2 | 3 |
| 2020 | 3 | 1 |
| 2021 | 4 | 2 |
| 2022 | 1 | 0 |
| 2023 | 3 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for enhancing data acquisition operations in seismic surveys17 Jun 2025US 12,332,397 B2Schlumberger Technology Corporation
- Triggering distributed acoustic sensing downhole using an active fiber stretcher assembly7 May 2024US 11,977,195 B2Halliburton Energy Services.Inc.
- Electroformed nickel-chromium alloy22 Aug 2023US 11,732,372 B2Raytheon Technologies Corporation
- Method for correction of clock drift in seismic nodes, a seismic node and a seismic node handling system8 Aug 2023US 11,719,839 B2Inapril AS
- Timing alignment method for data acquired by monitoring units of borehole-surface micro-seismic monitoring system8 Aug 2023US 11,719,841 B1China University of Mining and Technology
- Systems and methods for enhancing data acquisition operations in seismic surveys14 May 2026US 2026/0133331 A1Schlumberger Technology Corporation
- Method for managing seismograph sampled data, seismograph, and storage medium30 Apr 2026US 2026/0118535 A1China Petroleum & Chemical Corporation
- Measurement system, data processing apparatus, and measuring apparatus26 Mar 2026US 2026/0086254 A1Seisgadget Ltd.
- Systems and methods for enhancing data acquisition operations in seismic surveys4 Dec 2025US 2025/0370150 A1Schlumberger Technology Corporation
- Survey design for multi-purpose seismic sources25 Sep 2025US 2025/0298164 A1Schlumberger Technology Corporation
Most cited
By later US patents
- Method for synchronization of systems for seismic surveys, together with applications of the method82US 5,548,562 AGeco A/S · 1996
- Method for compensating for remote clock offset68US 6,400,646 B1Halliburton Energy Services.Inc. · 2002
- Distributed downhole drilling network51US 7,139,218 B2IntelliServ, Inc. · 2006
- Synchronization of seismic data acquisition systems47US 7,269,095 B2ARAM Systems Ltd. · 2007
- Method and system for synchronizing elements of a seismic device using a standard transmission network and an external time reference40US 6,553,316 B2Institut Francais du Petrole · 2003