F05D 2240/515
Electromagnetic
F05D2240/515 (Electromagnetic) appears on 58 US grants and 44 published applications in this corpus.
Search patents in F05D- Granted patents
- 58
- Published applications
- 44
- Assignees
- 49
- Inventors
- 149
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 5 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 4 |
| 2013 | 3 | 2 |
| 2014 | 3 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 3 |
| 2017 | 1 | 0 |
| 2018 | 2 | 3 |
| 2019 | 2 | 6 |
| 2020 | 2 | 2 |
| 2021 | 0 | 3 |
| 2022 | 2 | 4 |
| 2023 | 9 | 2 |
| 2024 | 3 | 1 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Closed-loop cooling fluid circuit for magnetic bearings of an expander-compressor system24 Mar 2026US 12,584,420 B2Nuovo Pignone Tecnologie Srl
- Magnetic-foil bearing supporting turbine engine rotating structure18 Nov 2025US 12,473,857 B2Rtx Corporation
- Centrifugal pump and a pump housing7 Jan 2025US 12,188,475 B2Levitronix LLC
- Clearance control of fan blades in a gas turbine engine8 Oct 2024US 12,110,800 B2General Electric Company
- Vacuum pump and magnetic-bearing-integrated motor11 Jun 2024US 12,009,726 B2Shimadzu Corporation
- Cryogenic Expansion Turbine with Magnetic Bearings19 Jun 2025US 2025/0198303 A1
- Closed-loop cooling fluid circuit for magnetic bearings of an expander-compressor system2 Jan 2025US 2025/0003425 A1Nuovo Pignone Tecnologie Srl
- Magnetic-foil bearing supporting turbine engine rotating structure24 Oct 2024US 2024/0352889 A1Raytheon Technologies Corporation
- Clearance control of fan blades in a gas turbine engine26 Oct 2023US 2023/0340887 A1General Electric Company
- Aircraft fuel system with clutched augmentor pump27 Apr 2023US 2023/0132118 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- Turbo-generator81US 5,285,123 ADoryokuro Kakunenryo Kaihatsu Jigyodan · 1994
- Fluid pump apparatus81US 6,547,530 B2Ntn Corporation · 2003
- Turbo-charger with rotary machine59US 5,121,605 AHitachi, Ltd. · 1992
- Thrust compensating apparatus57US 5,104,284 ADresser-Rand Company · 1992
- Turbomachine with active tip clearance control57US 5,263,816 AGeneral Motors Corporation · 1993