H02K 5/145
Fixedly supported brushes or brush holders
Official title: {Fixedly supported brushes or brush holders, e.g. leaf or leaf-mounted brushes}
H02K5/145 (Fixedly supported brushes or brush holders) appears on 166 US grants and 107 published applications in this corpus.
Search patents in H02K- Granted patents
- 166
- Published applications
- 107
- Assignees
- 83
- Inventors
- 307
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 5 | 3 |
| 2003 | 4 | 7 |
| 2004 | 9 | 4 |
| 2005 | 6 | 9 |
| 2006 | 3 | 4 |
| 2007 | 3 | 3 |
| 2008 | 4 | 5 |
| 2009 | 2 | 4 |
| 2010 | 2 | 5 |
| 2011 | 4 | 5 |
| 2012 | 2 | 1 |
| 2013 | 4 | 3 |
| 2014 | 1 | 2 |
| 2015 | 2 | 3 |
| 2016 | 0 | 4 |
| 2017 | 4 | 6 |
| 2018 | 3 | 8 |
| 2019 | 6 | 6 |
| 2020 | 5 | 3 |
| 2021 | 6 | 6 |
| 2022 | 6 | 5 |
| 2023 | 6 | 4 |
| 2024 | 1 | 1 |
| 2025 | 5 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anti-erosion structure having ground structure with brushes into the shaft23 Jun 2026US 12,665,475 B2Hyundai Mobis Co., Ltd.
- Fixing structure of choke coil and motor24 Feb 2026US 12,562,627 B2Mabuchi Motor Co., Ltd.
- Motor23 Dec 2025US 12,506,381 B2MINEBEA MITSUMI Inc.
- Motor and connection structure of motor and substrate23 Sep 2025US 12,424,899 B2MINEBEA MITSUMI Inc.
- Motor8 Jul 2025US 12,355,310 B2MINEBEA MITSUMI Inc.
- Brush holder and brush holder rigging including same24 Sep 2026US 2026/0291322 A1Doosan Enerbility Co., Ltd.
- Motor1 May 2025US 2025/0141298 A1MINEBEA MITSUMI Inc.
- Grounding brush assembly2 Jan 2025US 2025/0007227 A1
- Grounding Brush Assembly2 Jan 2025US 2025/0007348 A1
- Fixing structure of choke coil and motor27 Jun 2024US 2024/0213860 A1Mabuchi Motor Co., Ltd.
Most cited
By later US patents
- Magnet-retaining structure for motor51US 4,933,582 ACalsonic Corporation · 1990
- Electric motors with electromagnetic interference reduction40US 5,196,750 AJohnson Electric S. A. · 1993
- Small-sized electric motor housing circuit breaker36US 5,066,878 AJidosha Denki Kogyo Kabushiki Kaisha · 1991
- Small-size motor brush assembly with electrical noise suppression34US 6,768,243 B1Mabuchi Motor Co., Ltd. · 2004
- Coreless motor33US 4,093,882 AOlympus Optical Co., Ltd. · 1978