H02K 17/168
Having single-cage rotors
Official title: {having single-cage rotors}
H02K17/168 (Having single-cage rotors) appears on 137 US grants and 140 published applications in this corpus.
Search patents in H02K- Granted patents
- 137
- Published applications
- 140
- Assignees
- 94
- Inventors
- 342
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 4 |
| 2005 | 2 | 4 |
| 2006 | 2 | 3 |
| 2007 | 0 | 2 |
| 2008 | 4 | 3 |
| 2009 | 2 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 6 |
| 2012 | 4 | 2 |
| 2013 | 2 | 6 |
| 2014 | 4 | 8 |
| 2015 | 7 | 7 |
| 2016 | 4 | 8 |
| 2017 | 4 | 3 |
| 2018 | 5 | 8 |
| 2019 | 6 | 7 |
| 2020 | 8 | 10 |
| 2021 | 11 | 11 |
| 2022 | 8 | 4 |
| 2023 | 8 | 7 |
| 2024 | 7 | 10 |
| 2025 | 4 | 10 |
| 2026 | 5 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric motor having rotor and squirrel cage winding22 Sep 2026US 12,744,438 B2Sew-Eurodrive GmbH & Co. KG
- Rotor of an electric asynchronous machine and method for its production12 May 2026US 12,627,187 B2Wieland-Werke AG
- Rotor having a squirrel cage7 Apr 2026US 12,597,835 B2Innomotics GmbH
- Induction rotor assembly with thin foils7 Apr 2026US 12,597,836 B2GM Global Technology Operations LLC
- Electric motor rotor including end ring restrainer3 Mar 2026US 12,567,787 B2Schaeffler Technologies AG & Co. KG
- Rotor for an asynchronous electric machine24 Sep 2026US 2026/0291305 A1MAGNA Powertrain AG & Co KG
- Method for manufacturing an armature and/or rotor, as well as armature and/or rotor and electric machine20 Aug 2026US 2026/0246323 A1Additive Drives GmbH
- Squirrel cage induction machine rotor with enlarged connection region30 Jul 2026US 2026/0221856 A1Atieva, Inc.
- Electric machine with a rotor assembly for rotor core retention9 Jul 2026US 2026/0196895 A1Ford Global Technologies, LLC
- Rotor, rotor core, induction motor, and method of designing induction motor9 Jul 2026US 2026/0196908 A1Nippon Steel Corporation
Most cited
By later US patents
- Rotors with retaining cylinders and reduced harmonic field effect losses58US 5,801,470 AGeneral Electric Company · 1998
- Electric vehicle motor47US 5,682,074 ANorthrop Grumman Corporation · 1997
- Rotating assembly construction for high speed induction motor31US 6,177,750 B1Reliance Electric Technologies, LLC · 2001
- Electrical machine having a rotor for cooling the electrical machine31US 9,787,164 B2Siemens Aktiengesellschaft · 2017
- Electromagnetic rotary machine having magnetic bearing25US 5,955,811 ASeiko Instruments Inc. · 1999