H02K 1/146
Consisting of a generally annular yoke with salient poles
Official title: {consisting of a generally annular yoke with salient poles}
H02K1/146 (Consisting of a generally annular yoke with salient poles) appears on 2,359 US grants and 3,118 published applications in this corpus.
Search patents in H02K- Granted patents
- 2,359
- Published applications
- 3,118
- Assignees
- 885
- Inventors
- 5,250
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 12 | 0 |
| 1998 | 20 | 0 |
| 1999 | 18 | 0 |
| 2000 | 28 | 0 |
| 2001 | 19 | 10 |
| 2002 | 45 | 56 |
| 2003 | 33 | 40 |
| 2004 | 45 | 85 |
| 2005 | 56 | 65 |
| 2006 | 51 | 82 |
| 2007 | 41 | 81 |
| 2008 | 52 | 75 |
| 2009 | 52 | 85 |
| 2010 | 61 | 77 |
| 2011 | 51 | 95 |
| 2012 | 56 | 93 |
| 2013 | 68 | 116 |
| 2014 | 79 | 84 |
| 2015 | 55 | 109 |
| 2016 | 66 | 120 |
| 2017 | 82 | 217 |
| 2018 | 84 | 186 |
| 2019 | 189 | 211 |
| 2020 | 172 | 195 |
| 2021 | 163 | 212 |
| 2022 | 171 | 223 |
| 2023 | 137 | 182 |
| 2024 | 180 | 171 |
| 2025 | 128 | 129 |
| 2026 | 79 | 119 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Installation structure of stator core for axial gap motor6 Oct 2026US 12,756,247 B2Subaru Corporation
- Stator arrangement for a radial flux motor6 Oct 2026US 12,756,248 B2BorgWarner Inc.
- Stator body for an electric motor, stator, electric motor, and associated manufacturing method22 Sep 2026US 12,744,417 B2Valeo Systemes D/Essuyage
- Electrical insulator with projections in inner walls around stator core teeth for motor15 Sep 2026US 12,738,778 B2Aichi Electric Co., Ltd.
- Stator assembly15 Sep 2026US 12,738,789 B2Caterpillar Inc.
- Motor Retention and Airflow Guide in a Power Tool8 Oct 2026US 2026/0307234 A1Black & Decker Inc.
- Axial flow machine having a stator and optimized cooling of the pole shoes8 Oct 2026US 2026/0312443 A1Schaeffler Technologies AG & Co. KG
- Engine cooling fan motor for vehicle8 Oct 2026US 2026/0312466 A1New Motech Co., Ltd.
- Motor8 Oct 2026US 2026/0312467 A1MINEBEA MITSUMI Inc.
- Motor core for electric vehicle composed of dissimilar materials and method for manufacturing the same1 Oct 2026US 2026/0302843 A1Hyundai Motor Company
Most cited
By later US patents
- Electric motor187US 9,570,945 B2Grundfos Holding A/S · 2017
- Articulated motor stator assembly for a pump171US 6,018,208 ANimbus, Inc. · 2000
- Permanent magnet d.c. motor having a radially-disposed working flux gap150US 5,659,217 A1997
- Disk drive comprising a spindle motor having a windings shield for reduced disk voltage coupling112US 7,113,365 B1Western Digital Technologies, Inc. · 2006
- Motor105US 6,049,153 AMatsushita Electric Industrial Co., Ltd. · 2000