H02K 15/061
Air-gap windings
H02K15/061 (Air-gap windings) appears on 29 US grants and 30 published applications in this corpus.
Search patents in H02K- Granted patents
- 29
- Published applications
- 30
- Assignees
- 34
- Inventors
- 94
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 4 |
| 2020 | 0 | 5 |
| 2021 | 2 | 0 |
| 2022 | 6 | 7 |
| 2023 | 0 | 2 |
| 2024 | 2 | 5 |
| 2025 | 4 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Joined assembly and production method thereof12 May 2026US 12,627,191 B2Denso Corporation
- Axial flux electrical machine with stator housing with plurality of recesses accomodating outer part of the conductive coil of a stator; and ancillary components27 Jan 2026US 12,537,410 B2Exedy Clutch Europe Limited
- Slotless electric motor having improved cooling30 Sep 2025US 12,431,756 B2Hinetics LLC
- Method for installing an axial flux machine19 Aug 2025US 12,395,051 B2Miba eMobility GmbH
- Slotless rotating electric machine15 Apr 2025US 12,278,535 B2Revolution Electric Motor Company, Inc.
- Rotary electric machine9 Jan 2025US 2025/0015661 A1Denso Corporation
- Slotless stators and methods for manufacturing such stators3 Oct 2024US 2024/0333065 A1Maxon International AG
- Ring cylindrical casing and method for producing a ring cylindrical casing of a rotating electromechanical apparatus6 Jun 2024US 2024/0186840 A1Che-Motor AG
- Rotating electromechanical apparatus and method of manufacture of stator winding23 May 2024US 2024/0171028 A1Che-Motor AG
- Joined assembly and production method thereof2 May 2024US 2024/0146139 A1Denso Corporation
Most cited
By later US patents
- Method of making an electric motor66US 4,868,970 AKolimorgen Corporation · 1989
- Method for making an electric motor winding36US 5,197,180 AFaraday Energy Foundation · 1993
- Method of making a servo motor with high energy product magnets32US 4,679,313 AKollmorgen Technologies Corporation · 1987
- Servo motor with high energy product magnets28US 4,954,739 AKollmorgen Corporation · 1990
- Armature with regular windings and having a high conductor density27US 6,140,734 ANikon Corporation of Japan · 2000