G01P 3/505
By using eddy currents
Official title: {by using eddy currents}
G01P3/505 (By using eddy currents) appears on 13 US grants and 11 published applications in this corpus.
Search patents in G01P- Granted patents
- 13
- Published applications
- 11
- Assignees
- 11
- Inventors
- 31
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Position detection device10 Mar 2026US 12,571,814 B2Proterial, Ltd.
- Inductive sensor device and method of detecting movement of an object21 Mar 2023US 11,609,103 B2Jaquet Technology Group AG
- Inductive displacement sensors18 Feb 2020US 10,564,008 B2Hutchinson
- Inductive displacement sensors11 Feb 2020US 10,557,727 B2Hutchinson
- Method for measuring position, linear velocity and velocity change of an object in two-dimensional motion5 Aug 2008US 7,408,654 B1
- Position detection device1 Aug 2024US 2024/0255539 A1Proterial, Ltd.
- Speed measurement method, system, and apparatus of medium and low speed maglev train4 Jul 2024US 2024/0219417 A1CRSC Research & Design Institute Group Co., Ltd.
- Inductive Sensor Device and Method of Detecting Movement of an Object12 Aug 2021US 2021/0247211 A1Jaquet Technology Group AG
- Inductive displacement sensors27 Sep 2018US 2018/0274947 A1Hutchinson
- Inductive displacement sensors27 Sep 2018US 2018/0274948 A1Hutchinson
Most cited
By later US patents
- Device for measuring the motion of a conducting body through magnetic induction85US 6,850,053 B2Siemens Aktiengesellschaft · 2005
- Electromagnetic measurement of quantities in connection with electrically conducting liquid material15US 4,144,756 AAktiebolaget Atomenergi · 1979
- Apparatus for contactless distance and/or speed measurement15US 4,417,208 ARobert Bosch GmbH · 1983
- Device for eddy current measurement of a motion of a conducting body in a magnetic field13US 6,650,106 B2Siemens Aktiengesellschaft · 2003
- Method for measuring position, linear velocity and velocity change of an object in two-dimensional motion12US 7,408,654 B12008