G01B 7/14
Measuring arrangements characterised by the use of electric or magnetic techniques: for
Official title: for measuring distance or clearance between spaced objects or spaced apertures (G01B7/30 takes precedence)
G01B7/14 (Measuring arrangements characterised by the use of electric or magnetic techniques: for) appears on 1,080 US grants and 860 published applications in this corpus.
Search patents in G01B- Granted patents
- 1,080
- Published applications
- 860
- Assignees
- 705
- Inventors
- 2,177
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 10 | 0 |
| 1981 | 4 | 0 |
| 1982 | 13 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 13 | 0 |
| 1988 | 9 | 0 |
| 1989 | 31 | 0 |
| 1990 | 28 | 0 |
| 1991 | 19 | 0 |
| 1992 | 14 | 0 |
| 1993 | 15 | 0 |
| 1994 | 12 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 9 | 0 |
| 1998 | 9 | 0 |
| 1999 | 15 | 0 |
| 2000 | 13 | 0 |
| 2001 | 10 | 2 |
| 2002 | 11 | 6 |
| 2003 | 10 | 12 |
| 2004 | 10 | 10 |
| 2005 | 7 | 11 |
| 2006 | 13 | 12 |
| 2007 | 8 | 12 |
| 2008 | 13 | 10 |
| 2009 | 8 | 16 |
| 2010 | 10 | 25 |
| 2011 | 11 | 22 |
| 2012 | 17 | 22 |
| 2013 | 20 | 82 |
| 2014 | 27 | 100 |
| 2015 | 52 | 52 |
| 2016 | 70 | 46 |
| 2017 | 92 | 55 |
| 2018 | 53 | 58 |
| 2019 | 73 | 74 |
| 2020 | 74 | 61 |
| 2021 | 47 | 46 |
| 2022 | 47 | 35 |
| 2023 | 35 | 30 |
| 2024 | 34 | 23 |
| 2025 | 24 | 25 |
| 2026 | 15 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Blade tip clearance sensor and gas turbine including same22 Sep 2026US 12,742,399 B2Doosan Enerbility Co., Ltd.
- Built-in gap measuring device and gap measurement method8 Sep 2026US 12,729,947 B2China Three Gorges Corporation
- Measurement method and measurement system11 Aug 2026US 12,704,389 B2Tokyo Electron Limited
- Magnetic force dilatometer with temperature compensation16 Jun 2026US 12,656,099 B2GM Global Technology Operations LLC
- Gap sensing via engine coil19 May 2026US 12,632,114 B2Apple Inc.
- Foot structure for robot and robot17 Sep 2026US 2026/0277223 A1Sony Interactive Entertainment Inc.
- Conveyor plant with wear detection system and related electromagnetic method20 Aug 2026US 2026/0242153 A1Cicsa S.R.L.
- Anti-theft pusher with incremental distance detection6 Aug 2026US 2026/0224046 A1Fasteners for Retail, Inc.
- System and method for measuring a clearance between a rotary vane and a casing of a turbine engine6 Aug 2026US 2026/0227177 A1Safran Aircraft Engines
- Articulated proximity measurement30 Jul 2026US 2026/0219034 A1Rtx Corporation
Most cited
By later US patents
- Device for quantitatively measuring the relative position and orientation of two bodies in the presence of metals utilizing direct current magnetic fields735US 4,945,305 AAscension Technology Corporation · 1990
- Eddy current error-reduced AC magnetic position measurement system549US 6,172,499 B2Ascension Technology Corporation · 2001
- Device for quantitatively measuring the relative position and orientation of two bodies in the presence of metals utilizing direct current magnetic fields483US 4,849,692 AAscension Technology Corporation · 1989
- Position sensing system283US 6,261,247 B1Ball Semiconductor, Inc. · 2001
- External charger for a medical implantable device using field sensing coils to improve coupling174US 8,473,066 B2Boston Scientific Neuromodulation Corporation · 2013