H02K 5/173
Using bearings with rolling contact
Official title: using bearings with rolling contact, e.g. ball bearings
H02K5/173 (Using bearings with rolling contact) appears on 1,848 US grants and 1,976 published applications in this corpus.
Search patents in H02K- Granted patents
- 1,848
- Published applications
- 1,976
- Assignees
- 735
- Inventors
- 4,146
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 13 | 0 |
| 1988 | 7 | 0 |
| 1989 | 12 | 0 |
| 1990 | 8 | 0 |
| 1991 | 14 | 0 |
| 1992 | 17 | 0 |
| 1993 | 19 | 0 |
| 1994 | 12 | 0 |
| 1995 | 23 | 0 |
| 1996 | 21 | 0 |
| 1997 | 23 | 0 |
| 1998 | 39 | 0 |
| 1999 | 42 | 0 |
| 2000 | 29 | 0 |
| 2001 | 32 | 9 |
| 2002 | 30 | 34 |
| 2003 | 27 | 34 |
| 2004 | 30 | 61 |
| 2005 | 38 | 50 |
| 2006 | 47 | 43 |
| 2007 | 30 | 43 |
| 2008 | 21 | 34 |
| 2009 | 32 | 42 |
| 2010 | 36 | 41 |
| 2011 | 24 | 42 |
| 2012 | 23 | 42 |
| 2013 | 37 | 57 |
| 2014 | 36 | 58 |
| 2015 | 44 | 73 |
| 2016 | 45 | 64 |
| 2017 | 45 | 79 |
| 2018 | 59 | 110 |
| 2019 | 98 | 155 |
| 2020 | 100 | 137 |
| 2021 | 106 | 149 |
| 2022 | 120 | 160 |
| 2023 | 110 | 157 |
| 2024 | 146 | 132 |
| 2025 | 133 | 96 |
| 2026 | 83 | 74 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electric motor bearing assembly and method6 Oct 2026US 12,756,261 B2Milwaukee Electric Tool Corporation
- Ultra-short electromechanical servo mechanism for mechanical fault self-recovery29 Sep 2026US 12,747,779 B2Beijing Insitute of Preicsion Mechatronics and Controls
- Brushless motor29 Sep 2026US 12,749,941 B2Dyson Technology Limited
- Electric motor having an angle sensor29 Sep 2026US 12,749,952 B2Sew-Eurodrive GmbH & Co. KG
- Bearing device with integrated electric insulation, in particular for an electric machine or motor22 Sep 2026US 12,742,473 B2Aktiebolaget Skf
- Rotor, actuator, and method for manufacturing rotor1 Oct 2026US 2026/0302858 A1Aisin Corporation
- Power tool with compact outer-rotor motor assembly1 Oct 2026US 2026/0302884 A1Black & Decker Inc.
- Rotating Laser having a Drive Unit24 Sep 2026US 2026/0287352 A1Robert Bosch GmbH
- Power tool and impact tool10 Sep 2026US 2026/0264199 A1Makita Corporation
- Drive unit for an electric bicycle with a bearing point for a stator and assembly method10 Sep 2026US 2026/0264802 A1Brose Antriebstechnik GmbH & Co. Kommanditgesellschaft, Berlin
Most cited
By later US patents
- Blower with bearing tube333US 8,636,479 B2ResMed Motor Technologies Inc. · 2014
- Brushless DC motor with bearings329US 8,638,014 B2ResMed Motor Technologies Inc. · 2014
- Electric motor187US 9,570,945 B2Grundfos Holding A/S · 2017
- Structure of driving unit in drum type washing machine125US 6,460,382 B1LG Electronics Inc. · 2002
- Disk drive comprising a spindle motor having a windings shield for reduced disk voltage coupling112US 7,113,365 B1Western Digital Technologies, Inc. · 2006