H02K 5/148
Slidably supported brushes
Official title: {Slidably supported brushes}
H02K5/148 (Slidably supported brushes) appears on 732 US grants and 498 published applications in this corpus.
Search patents in H02K- Granted patents
- 732
- Published applications
- 498
- Assignees
- 247
- Inventors
- 1,327
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 2 | 0 |
| 1982 | 12 | 0 |
| 1983 | 7 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 12 | 0 |
| 1987 | 9 | 0 |
| 1988 | 12 | 0 |
| 1989 | 14 | 0 |
| 1990 | 15 | 0 |
| 1991 | 14 | 0 |
| 1992 | 17 | 0 |
| 1993 | 11 | 0 |
| 1994 | 12 | 0 |
| 1995 | 11 | 0 |
| 1996 | 11 | 0 |
| 1997 | 16 | 0 |
| 1998 | 18 | 0 |
| 1999 | 21 | 0 |
| 2000 | 17 | 0 |
| 2001 | 19 | 8 |
| 2002 | 16 | 23 |
| 2003 | 22 | 21 |
| 2004 | 30 | 44 |
| 2005 | 36 | 25 |
| 2006 | 20 | 24 |
| 2007 | 15 | 18 |
| 2008 | 13 | 32 |
| 2009 | 18 | 23 |
| 2010 | 23 | 21 |
| 2011 | 21 | 20 |
| 2012 | 14 | 24 |
| 2013 | 17 | 21 |
| 2014 | 18 | 16 |
| 2015 | 15 | 37 |
| 2016 | 19 | 22 |
| 2017 | 24 | 22 |
| 2018 | 18 | 16 |
| 2019 | 24 | 20 |
| 2020 | 21 | 17 |
| 2021 | 15 | 12 |
| 2022 | 16 | 13 |
| 2023 | 13 | 9 |
| 2024 | 9 | 6 |
| 2025 | 12 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Current transfer device for a rotor of an electric machine23 Jul 2026US 2026/0213482 A1Schaeffler Technologies AG & Co. KG
- Electric motor25 Sep 2025US 2025/0300517 A1Panasonic Intellectual Property Management Co., Ltd.
- Power tool13 Feb 2025US 2025/0050488 A1Makita Corporation
- Electric motor end cap having dust passage16 Jan 2025US 2025/0023416 A1Graco Minnesota Inc.
- Power tool7 Nov 2024US 2024/0372430 A1Makita Corporation
Most cited
By later US patents
- Motor pack armature support with brush holder assembly153US 5,818,142 ABlack & Decker Inc. · 1998
- Motor brush assembly94US 4,673,837 AAMP Incorporated · 1987
- Brush holder apparatus, brush assembly, and method63US 7,034,430 B2Cutsforth Products, Inc. · 2006
- Angle grinder61US 7,537,065 B2Black & Decker Inc. · 2009
- Commutator-motor gear/drive unit, in particular a window-lift drive for a motor vehicle55US 5,528,093 ASiemens Aktiengesellschaft · 1996