H02K 2205/12
Machines characterised by means for reducing windage losses or windage noise
H02K2205/12 (Machines characterised by means for reducing windage losses or windage noise) appears on 89 US grants and 80 published applications in this corpus.
Search patents in H02K- Granted patents
- 89
- Published applications
- 80
- Assignees
- 85
- Inventors
- 264
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 5 |
| 2005 | 1 | 4 |
| 2006 | 2 | 1 |
| 2007 | 3 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 3 | 4 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 5 |
| 2014 | 1 | 3 |
| 2015 | 4 | 10 |
| 2016 | 2 | 2 |
| 2017 | 6 | 6 |
| 2018 | 3 | 1 |
| 2019 | 2 | 4 |
| 2020 | 3 | 4 |
| 2021 | 4 | 1 |
| 2022 | 6 | 2 |
| 2023 | 0 | 2 |
| 2024 | 2 | 4 |
| 2025 | 3 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Insulation structure28 Apr 2026US 12,614,944 B2Hyundai Mobis Co., Ltd.
- Stator for an electric machine and electric machine for driving a vehicle17 Mar 2026US 12,580,431 B2Valeo eAutomotive Germany GmbH
- Magnetic interaction system between rotors for production and storage of kinetic energy22 Jul 2025US 12,368,357 B2Neodymotors GmbH
- Brushless direct current blower motor with novel motor cover15 Jul 2025US 12,362,625 B2Hyoseong Electric, Co., Ltd.
- Rotor having a support device, electric machine having a rotor, and motor vehicle having an electric machine18 Mar 2025US 12,255,498 B2Bayerische Motoren Werke Aktiengesellschaft
- Electromechanical actuator comprising a compact and low-noise synchronous reluctance motor27 Aug 2026US 2026/0254297 A1Somfy Activites SA
- Protection for armature of electromagnetic linear drive2 Apr 2026US 2026/0095077 A1Indrivetec AG
- Rotary electric machine14 Aug 2025US 2025/0260273 A1Meidensha Corporation
- Synchronous reluctance motor having a ferrite assisted reluctance rotor14 Aug 2025US 2025/0260277 A1GHSP, Inc.
- Rotor of a rotating electric machine and electromagnetic retarder and generator assembly3 Jul 2025US 2025/0219495 A1Telma
Most cited
By later US patents
- Composite rotor lamination for use in reluctance hompolar, and permanent magnet machines68US 4,916,346 AGeneral Electric Company · 1990
- Magnet retention arrangement for high speed rotors60US 6,452,301 B1Electric Boat Corporation · 2002
- Method of fabricating composite rotor laminations for use in reluctance, homopolar and permanent magnet machines53US 4,918,831 AGeneral Electric Company · 1990
- Multi-stage centrifugal compressor driven by integral high speed motor50US 6,579,078 B2Elliott Turbomachinery Co., Inc. · 2003
- Electric motor for a compressor with a rotor with combined balance weights and oil separation disk43US 5,666,015 ASanyo Electric Co., Ltd. · 1997