G01D 5/2046
By a movable ferromagnetic element
Official title: {by a movable ferromagnetic element, e.g. a core}
G01D5/2046 (By a movable ferromagnetic element) appears on 356 US grants and 340 published applications in this corpus.
Search patents in G01D- Granted patents
- 356
- Published applications
- 340
- Assignees
- 238
- Inventors
- 710
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 3 |
| 2002 | 6 | 5 |
| 2003 | 9 | 5 |
| 2004 | 2 | 11 |
| 2005 | 7 | 16 |
| 2006 | 15 | 7 |
| 2007 | 9 | 6 |
| 2008 | 5 | 5 |
| 2009 | 6 | 11 |
| 2010 | 6 | 7 |
| 2011 | 7 | 5 |
| 2012 | 4 | 7 |
| 2013 | 4 | 10 |
| 2014 | 6 | 10 |
| 2015 | 7 | 21 |
| 2016 | 15 | 17 |
| 2017 | 21 | 21 |
| 2018 | 16 | 17 |
| 2019 | 17 | 20 |
| 2020 | 28 | 21 |
| 2021 | 20 | 24 |
| 2022 | 17 | 25 |
| 2023 | 17 | 28 |
| 2024 | 22 | 19 |
| 2025 | 18 | 10 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical element driving mechanism14 Jul 2026US 12,684,213 B2Actutek Corporation
- Position detection device7 Jul 2026US 12,674,688 B2Proterial, Ltd.
- Rotary position sensor12 May 2026US 12,627,207 B2Honeywell International Inc.
- Rotary inductive position sensing with 60° phase-shifted sense signals, and related apparatuses and methods5 May 2026US 12,618,692 B2Microchip Technology Incorporated
- Inductive displacement sensor with a moveable measuring head21 Apr 2026US 12,607,486 B2Balluff GmbH
- Rotary position sensor13 Aug 2026US 2026/0238103 A1Honeywell International Inc.
- Single (1x) speed variable reluctance resolver23 Jul 2026US 2026/0210735 A1Zfencoder, Inc.
- Incremental magnetic encoder25 Jun 2026US 2026/0177407 A1Thales
- Apparatus for performing an examination of an object by means of x-ray radiation11 Jun 2026US 2026/0160581 A1Siemens Healthineers AG
- Electromagnetic structure for angle sensor and angle sensor30 Apr 2026US 2026/0118141 A1Fortior Technology (Shenzhen) Co., Ltd.
Most cited
By later US patents
- Induced current position transducer having a low power electronic circuit121US 6,011,389 AMitutoyo Corporation · 2000
- Position encoder using saturable reactor interacting with magnetic fields varying with time and with position104US 6,118,271 AScientific Generics Limited · 2000
- Electronic caliper using a self-contained, low power inductive position transducer83US 5,973,494 AMitutoyo Corporation · 1999
- Electronic linear tape measure using a low power induced current position transducer77US 5,894,678 AMitutoyo Corporation · 1999
- Absolute position sensor having multi-layer windings of different pitches providing respective indications of phase proportional to displacement76US 4,893,077 A1990