H02K 15/04
Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of
Official title: of windings prior to their mounting into the machines (insulating windings H02K15/10, H02K15/12)
H02K15/04 (Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of) appears on 1,121 US grants and 1,245 published applications in this corpus.
Search patents in H02K- Granted patents
- 1,121
- Published applications
- 1,245
- Assignees
- 433
- Inventors
- 2,282
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 13 | 0 |
| 1984 | 14 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 11 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 10 | 0 |
| 1998 | 13 | 0 |
| 1999 | 8 | 0 |
| 2000 | 13 | 0 |
| 2001 | 14 | 8 |
| 2002 | 18 | 24 |
| 2003 | 20 | 26 |
| 2004 | 24 | 32 |
| 2005 | 27 | 32 |
| 2006 | 14 | 24 |
| 2007 | 21 | 16 |
| 2008 | 15 | 21 |
| 2009 | 17 | 38 |
| 2010 | 24 | 40 |
| 2011 | 24 | 41 |
| 2012 | 34 | 34 |
| 2013 | 34 | 43 |
| 2014 | 35 | 56 |
| 2015 | 21 | 51 |
| 2016 | 39 | 51 |
| 2017 | 43 | 59 |
| 2018 | 44 | 77 |
| 2019 | 51 | 90 |
| 2020 | 62 | 63 |
| 2021 | 67 | 95 |
| 2022 | 65 | 79 |
| 2023 | 60 | 91 |
| 2024 | 65 | 67 |
| 2025 | 68 | 51 |
| 2026 | 31 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Distributed winding29 Sep 2026US 12,749,938 B2ZF Friedrichshafen AG
- Method for producing a wave winding coil winding15 Sep 2026US 12,738,819 B2Schaeffler Technologies AG & Co. KG
- Method for producing a plugged wave winding15 Sep 2026US 12,738,820 B2GROB-WERKE GmbH & Co. KG
- Transposition coils having a plurality of conductor turns having configurations for conductor stacks8 Sep 2026US 12,732,046 B2Timken Gears & Services Inc.
- Hairpin alignment device for hairpin winding motor8 Sep 2026US 12,732,073 B2Hyundai Motor Company
- Method of manufacturing electric motor and electric motor1 Oct 2026US 2026/0302902 A1Toyota Jidosha Kabushiki Kaisha
- Stator and method for producing stator1 Oct 2026US 2026/0302903 A1Denso Corporation
- Rectangular wire coil alignment device10 Sep 2026US 2026/0269698 A1NHK Spring Co., Ltd.
- Removable device for loading and handling basic conductors for the assembly of a stator or rotor winding27 Aug 2026US 2026/0254326 A1Tecnomatic S. P. A.
- Method and apparatus for manufacturing a stator for electric motors20 Aug 2026US 2026/0246350 A1Marsilli S.P.A.
Most cited
By later US patents
- Blower with bearing tube333US 8,636,479 B2ResMed Motor Technologies Inc. · 2014
- Stator for dynamoelectric machine82US 5,986,377 AKabushiki Kaisha Toshiba · 1999
- Concentric tilted double-helix dipoles and higher-order multipole magnets73US 6,921,042 B12005
- Stator winding having cascaded end loops70US 6,882,077 B2Visteon Global Technologies, Inc. · 2005
- Stator for an electrical machine69US 6,107,718 ARobert Bosch GmbH · 2000