H02K 15/125
Heating or drying of machines in operational state
Official title: Heating or drying of machines in operational state, e.g. standstill heating
H02K15/125 (Heating or drying of machines in operational state) appears on 81 US grants and 84 published applications in this corpus.
Search patents in H02K- Granted patents
- 81
- Published applications
- 84
- Assignees
- 70
- Inventors
- 213
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 0 |
| 2004 | 2 | 2 |
| 2005 | 0 | 4 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 3 | 1 |
| 2010 | 3 | 3 |
| 2011 | 2 | 4 |
| 2012 | 1 | 4 |
| 2013 | 3 | 3 |
| 2014 | 1 | 1 |
| 2015 | 3 | 9 |
| 2016 | 3 | 3 |
| 2017 | 4 | 3 |
| 2018 | 6 | 5 |
| 2019 | 4 | 8 |
| 2020 | 3 | 6 |
| 2021 | 5 | 4 |
| 2022 | 5 | 3 |
| 2023 | 4 | 4 |
| 2024 | 7 | 4 |
| 2025 | 4 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stator including foaming adhesive and non-foaming adhesive9 Dec 2025US 12,494,689 B2Nissan Motor Co., Ltd.
- Smart heater for aircraft generator freeze protection4 Nov 2025US 12,459,654 B2Hamilton Sundstrand Corporation
- Linear actuator and heating method17 Jun 2025US 12,334,856 B2Ewellix AB
- Monitoring circuit for electrical motor space heaters18 Mar 2025US 12,255,568 B2Saudi Arabian Oil Company
- Self-heating electric motor control31 Dec 2024US 12,184,126 B2Lunar Outpost Inc.
- Self-heating electric motor control30 Apr 2026US 2026/0121472 A1Lunar Outpost Inc.
- Three-Phase Machine, Hydraulic Pump and a Method for the Operation Thereof25 Dec 2025US 2025/0392246 A1KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Method for producing a component for an electrical machine and corresponding device for producing the component25 Sep 2025US 2025/0300536 A1Audi AG
- Motor control device, drive device and electric apparatus30 Jan 2025US 2025/0038696 A1Contemporary Amperex Technology (Hong Kong) Limited
- Heat treatment furnace and heat treatment method27 Jun 2024US 2024/0213862 A1Kanto Yakin Kogyo K.K.
Most cited
By later US patents
- Motor heating control with interlocked dual isolating switches33US 4,355,269 AAllen-Bradley Company, Inc. · 1982
- Wind power generator28US 6,774,504 B1Zephyros, Inc. · 2004
- Compressor and method of detecting quantity of mixture of coolant and lubricant in the compressor25US 5,052,897 AKabushiki Kaisha Toshiba · 1991
- Method and apparatus for heating electrical motors and like devices22US 4,135,122 AWeyerhaeuser Company · 1979
- System for heating and cooling wind turbine components19US 8,047,774 B2General Electric Company · 2011