H02K 5/1677
Radially supporting the rotor around a fixed spindle
Official title: {radially supporting the rotor around a fixed spindle; radially supporting the rotor directly}
H02K5/1677 (Radially supporting the rotor around a fixed spindle) appears on 265 US grants and 247 published applications in this corpus.
Search patents in H02K- Granted patents
- 265
- Published applications
- 247
- Assignees
- 119
- Inventors
- 497
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 10 | 0 |
| 1999 | 8 | 0 |
| 2000 | 8 | 0 |
| 2001 | 13 | 3 |
| 2002 | 13 | 14 |
| 2003 | 10 | 13 |
| 2004 | 14 | 14 |
| 2005 | 7 | 14 |
| 2006 | 7 | 12 |
| 2007 | 7 | 7 |
| 2008 | 4 | 7 |
| 2009 | 3 | 8 |
| 2010 | 8 | 9 |
| 2011 | 7 | 8 |
| 2012 | 9 | 9 |
| 2013 | 11 | 19 |
| 2014 | 24 | 22 |
| 2015 | 11 | 15 |
| 2016 | 3 | 10 |
| 2017 | 10 | 5 |
| 2018 | 2 | 6 |
| 2019 | 4 | 14 |
| 2020 | 12 | 10 |
| 2021 | 2 | 13 |
| 2022 | 7 | 4 |
| 2023 | 7 | 4 |
| 2024 | 5 | 3 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotor with plastic hub10 Mar 2026US 12,573,893 B2MAGNA Auteca GmbH
- Multi-purpose traction inverter bus bar system9 Sep 2025US 12,414,275 B2Neapco Intellectual Property Holdings, LLC
- Spindle motor with bearing part arrangement and disk driving device having same20 May 2025US 12,308,047 B2Nidec Corporation
- Actuator for generating vibration15 Apr 2025US 12,278,544 B2Jahwa Electronics Co., Ltd.
- Motor generator with improved air gap flux alignment3 Dec 2024US 12,160,138 B2BHE Turbomachinery, LLC
- Electric pump with vacuum-impregnated housing and stationary running axle30 Apr 2026US 2026/0121484 A1Nidec Gpm GmbH
- Rotor for electric motor23 Oct 2025US 2025/0330054 A1Fanuc Corporation
- Spindle motor and disk driving device having same7 Aug 2025US 2025/0252973 A1Nidec Corporation
- A generator and a method for generating electricity with a generator20 Mar 2025US 2025/0092852 A1Ori Solution Oy
- Actuator for generating vibration3 Oct 2024US 2024/0333092 A1Jahwa Electronics Co., Ltd.
Most cited
By later US patents
- Flat type vibration motor1,353US 8,227,946 B2Samsung Electro-Mechanics Co., Ltd. · 2012
- Heart pump179US 5,344,443 AREM Technologies, Inc. · 1994
- Hydrodynamic bearing having inverted surface tension seals78US 5,533,811 AQuantum Corporation · 1996
- Fluid bearing with asymmetrical groove pattern70US 5,427,456 ASynektron Corporation · 1995
- Optical deflector with a pneumatic and a magnetic bearing60US 4,726,640 ARicoh Company, Ltd. · 1988