H02K 3/02
Windings characterised by the conductor material
H02K3/02 (Windings characterised by the conductor material) appears on 241 US grants and 332 published applications in this corpus.
Search patents in H02K- Granted patents
- 241
- Published applications
- 332
- Assignees
- 164
- Inventors
- 688
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 4 |
| 2003 | 3 | 4 |
| 2004 | 0 | 2 |
| 2005 | 2 | 4 |
| 2006 | 2 | 2 |
| 2007 | 3 | 2 |
| 2008 | 2 | 5 |
| 2009 | 1 | 6 |
| 2010 | 4 | 7 |
| 2011 | 6 | 6 |
| 2012 | 5 | 6 |
| 2013 | 4 | 9 |
| 2014 | 2 | 12 |
| 2015 | 5 | 17 |
| 2016 | 6 | 26 |
| 2017 | 13 | 20 |
| 2018 | 13 | 22 |
| 2019 | 12 | 19 |
| 2020 | 21 | 31 |
| 2021 | 24 | 38 |
| 2022 | 19 | 29 |
| 2023 | 27 | 17 |
| 2024 | 22 | 14 |
| 2025 | 12 | 15 |
| 2026 | 11 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotary electrical machine22 Sep 2026US 12,744,423 B2Mitsubishi Electric Corporation
- Method to produce electric motor conductor wires for high frequency1 Sep 2026US 12,726,089 B2GM Global Technology Operations LLC
- High conductive busbars with ultra-conducting composite of carbon nano-tubes for electric machines18 Aug 2026US 12,712,407 B2GM Global Technology Operations LLC
- Motor30 Jun 2026US 12,671,290 B2Denso Corporation
- Coil, stator, and motor16 Jun 2026US 12,658,752 B2Aster Co., Ltd.
- Stator for an electric machine10 Sep 2026US 2026/0269662 A1Additive I Drives GmbH
- A Motor and a Connecting Device for Connection of Stator Wires for the Motor27 Aug 2026US 2026/0254305 A1Siemens Aktiengesellschaft
- Modular variable pole electric motor system20 Aug 2026US 2026/0246322 A1GM Global Technology Operations LLC
- Electrical, Mechanical, Computing and/or Other Devices Formed of Extremely Low Resistance Materials13 Aug 2026US 2026/0239890 A1Ambature, Inc.
- Electrical, Mechanical, Computing and/or Other Devices Formed of High Temperature Superconducting Materials13 Aug 2026US 2026/0239891 A1Ambature, Inc.
Most cited
By later US patents
- Alternator for an automotive vehicle130US 5,998,903 ADenso Corporation · 1999
- Alternator for vehicle91US 5,955,810 ADenso Corporation · 1999
- Alternator for vehicle85US 6,291,918 B1Denso Corporation · 2001
- AC generator for vehicles72US 6,137,201 ADenso Corporation · 2000
- AC generator for vehicles67US 6,124,660 ADenso Corporation · 2000