F16C 32/0448
By using the electromagnet itself as sensor
Official title: {by using the electromagnet itself as sensor, e.g. sensorless magnetic bearings}
F16C32/0448 (By using the electromagnet itself as sensor) appears on 50 US grants and 37 published applications in this corpus.
Search patents in F16C- Granted patents
- 50
- Published applications
- 37
- Assignees
- 41
- Inventors
- 117
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 3 |
| 2010 | 2 | 1 |
| 2011 | 2 | 4 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 3 | 4 |
| 2015 | 2 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 5 |
| 2018 | 0 | 1 |
| 2019 | 3 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control system for controlling a magnetic suspension system17 Feb 2026US 12,553,470 B2Spindrive Oy
- Rotary machine10 Dec 2024US 12,166,448 B2Berlin Heart GmbH
- Magnetic bearing control apparatus and vacuum pump26 Sep 2023US 11,767,851 B2Edwards Japan Limited
- Magnetic bearing device and compressor18 May 2021US 11,009,070 B2Daikin Industries, Ltd.
- Magnetically-levitated blood pump with optimization method enabling miniaturization17 Nov 2020US 10,835,652 B2WorldHeart, Inc.
- Rotary machine1 May 2025US 2025/0141375 A1Berlin Heart GmbH
- A control system for controlling a magnetic suspension system26 Oct 2023US 2023/0340992 A1Spindrive Oy
- Rotary machine29 Dec 2022US 2022/0416696 A1Berlin Heart GmbH
- Magnetic bearing control apparatus and vacuum pump10 Dec 2020US 2020/0386234 A1Edwards Japan Limited
- Active magnetic bearing controller5 Mar 2020US 2020/0072278 A1Ingersoll-Rand Company
Most cited
By later US patents
- Combined position sensor and magnetic motor or bearing1,212US 4,652,820 ANorth American Philips Corporation · 1987
- Implantable centrifugal blood pump with hybrid magnetic bearings145US 7,462,019 B12008
- Axial-flow blood pump with magnetically suspended, radially and axially stabilized impeller111US 7,070,398 B2Medforte Research Foundation · 2006
- Magnetically levitated and driven blood pump and method for using the same82US 8,882,477 B2CircuLite, Inc. · 2014
- Sensorless magnetic bearing type blood pump apparatus63US 8,226,373 B2Terumo Kabushiki Kaisha · 2012