H02K 3/46
Fastening of windings on the stator or rotor structure
H02K3/46 (Fastening of windings on the stator or rotor structure) appears on 5,413 US grants and 5,994 published applications in this corpus.
Search patents in H02K- Granted patents
- 5,413
- Published applications
- 5,994
- Assignees
- 1,401
- Inventors
- 10,361
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 19 | 0 |
| 1978 | 29 | 0 |
| 1979 | 22 | 0 |
| 1980 | 23 | 0 |
| 1981 | 19 | 0 |
| 1982 | 29 | 0 |
| 1983 | 25 | 0 |
| 1984 | 28 | 0 |
| 1985 | 12 | 0 |
| 1986 | 28 | 0 |
| 1987 | 29 | 0 |
| 1988 | 15 | 0 |
| 1989 | 28 | 0 |
| 1990 | 27 | 0 |
| 1991 | 35 | 0 |
| 1992 | 28 | 0 |
| 1993 | 43 | 0 |
| 1994 | 47 | 0 |
| 1995 | 29 | 0 |
| 1996 | 38 | 0 |
| 1997 | 45 | 0 |
| 1998 | 53 | 0 |
| 1999 | 75 | 0 |
| 2000 | 76 | 0 |
| 2001 | 75 | 30 |
| 2002 | 76 | 143 |
| 2003 | 82 | 113 |
| 2004 | 119 | 136 |
| 2005 | 131 | 127 |
| 2006 | 115 | 122 |
| 2007 | 75 | 122 |
| 2008 | 68 | 136 |
| 2009 | 96 | 154 |
| 2010 | 129 | 198 |
| 2011 | 131 | 155 |
| 2012 | 121 | 174 |
| 2013 | 135 | 221 |
| 2014 | 130 | 231 |
| 2015 | 127 | 255 |
| 2016 | 156 | 227 |
| 2017 | 206 | 244 |
| 2018 | 188 | 285 |
| 2019 | 273 | 362 |
| 2020 | 299 | 430 |
| 2021 | 300 | 384 |
| 2022 | 344 | 496 |
| 2023 | 270 | 363 |
| 2024 | 401 | 369 |
| 2025 | 335 | 314 |
| 2026 | 193 | 203 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coil assembly of an integrated motor pump or turbine having reduced thermal stress at cryogenic temperatures6 Oct 2026US 12,756,257 B2Flowserve Pte. Ltd.
- Electric motor of a motor vehicle6 Oct 2026US 12,756,275 B2Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
- Stator for an electric machine, production method for such a stator in an electric machine29 Sep 2026US 12,749,937 B2Mahle International GmbH
- Rotor for an electric machine29 Sep 2026US 12,749,940 B2Voith Patent GmbH
- Brushless motor29 Sep 2026US 12,749,941 B2Dyson Technology Limited
- Electric motor8 Oct 2026US 2026/0312440 A1Nanjing Chervon Industry Co., Ltd.
- Electric motor8 Oct 2026US 2026/0312441 A1Nanjing Chervon Industry Co., Ltd.
- Stator for an electric machine and method for producing a stator8 Oct 2026US 2026/0312451 A1Schaeffler Technologies AG & Co. KG
- Clamping device for a stator8 Oct 2026US 2026/0312455 A1Hilti Aktiengesellschaft
- Rotating electric machine1 Oct 2026US 2026/0302867 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Electric machine having an integrally continuous stator winding and stator slot bridges1,193US 6,936,948 B2Pratt & Whitney Canada Corp. · 2005
- Architecture for electric machine1,149US 7,583,063 B2Pratt & Whitney Canada Corp. · 2009
- Blower with bearing tube333US 8,636,479 B2ResMed Motor Technologies Inc. · 2014
- Intravascular blood pump329US 7,011,620 B1Impella CardioSystems AG · 2006
- Polyphase brushless DC and AC synchronous machines223US 5,334,899 A1994