H02K 2213/09
Machines characterised by the presence of elements which are subject to variation
Official title: Machines characterised by the presence of elements which are subject to variation, e.g. adjustable bearings, reconfigurable windings, variable pitch ventilators
H02K2213/09 (Machines characterised by the presence of elements which are subject to variation) appears on 605 US grants and 709 published applications in this corpus.
Search patents in H02K- Granted patents
- 605
- Published applications
- 709
- Assignees
- 398
- Inventors
- 1,460
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 4 |
| 2003 | 6 | 1 |
| 2004 | 3 | 6 |
| 2005 | 0 | 8 |
| 2006 | 2 | 5 |
| 2007 | 2 | 2 |
| 2008 | 5 | 10 |
| 2009 | 7 | 8 |
| 2010 | 4 | 4 |
| 2011 | 4 | 15 |
| 2012 | 9 | 26 |
| 2013 | 13 | 29 |
| 2014 | 16 | 45 |
| 2015 | 33 | 35 |
| 2016 | 25 | 31 |
| 2017 | 27 | 41 |
| 2018 | 34 | 36 |
| 2019 | 44 | 40 |
| 2020 | 37 | 58 |
| 2021 | 43 | 44 |
| 2022 | 42 | 53 |
| 2023 | 40 | 56 |
| 2024 | 45 | 69 |
| 2025 | 71 | 46 |
| 2026 | 24 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric machine6 Oct 2026US 12,756,284 B2Schaeffler Technologies AG & Co. KG
- Insulator, stator, and rotating electrical machine using these1 Sep 2026US 12,726,055 B2Kawamata Seiki Co., Ltd.
- Axial flux motor which is fixed to a housing and has an adjustment function18 Aug 2026US 12,712,419 B2Schaeffler Technologies AG & Co. KG
- Electric motor having adjustable magnetic field, and vehicle30 Jun 2026US 12,671,284 B2Wuxi Infimotion Propulsion Technology Co., Ltd.
- Stator with circumferential cooling channels and parallel passages between slots16 Jun 2026US 12,658,744 B2Hamilton Sundstrand Corporation
- Motor unit and a wheeled vehicle and a machine tool equipped with such a motor unit1 Oct 2026US 2026/0302879 A1
- Rotating electric machine17 Sep 2026US 2026/0280394 A1Thk Co., Ltd.
- Automatic Level Adjusting Generator20 Aug 2026US 2026/0243225 A1
- Rotor, electric machine and kit of parts20 Aug 2026US 2026/0246325 A1Schaeffler Technologies AG & Co. KG
- Dynamic brake device20 Aug 2026US 2026/0246399 A1Fanuc Corporation
Most cited
By later US patents
- Air gap control systems and methods405US 10,193,429 B2Boulder Wind Power, Inc. · 2019
- Environmentally safe pump including seal93US 5,499,902 AEnvironamics Corporation · 1996
- Magnetic adjustable loading device with eddy current91US 5,711,404 A1998
- Braking system for an amusement device68US 6,062,350 A2000
- Adjustable magnetic coupler63US 5,834,872 AMagna Force, Inc. · 1998