H02K 9/223
Heat bridges
Official title: {Heat bridges}
H02K9/223 (Heat bridges) appears on 449 US grants and 576 published applications in this corpus.
Search patents in H02K- Granted patents
- 449
- Published applications
- 576
- Assignees
- 280
- Inventors
- 1,292
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 11 |
| 2003 | 6 | 6 |
| 2004 | 6 | 8 |
| 2005 | 4 | 6 |
| 2006 | 9 | 7 |
| 2007 | 3 | 15 |
| 2008 | 8 | 7 |
| 2009 | 7 | 9 |
| 2010 | 11 | 15 |
| 2011 | 9 | 12 |
| 2012 | 6 | 10 |
| 2013 | 12 | 27 |
| 2014 | 8 | 48 |
| 2015 | 12 | 35 |
| 2016 | 24 | 35 |
| 2017 | 27 | 34 |
| 2018 | 24 | 28 |
| 2019 | 31 | 24 |
| 2020 | 33 | 49 |
| 2021 | 29 | 34 |
| 2022 | 36 | 42 |
| 2023 | 24 | 34 |
| 2024 | 31 | 38 |
| 2025 | 23 | 27 |
| 2026 | 16 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric motor having an angle sensor29 Sep 2026US 12,749,952 B2Sew-Eurodrive GmbH & Co. KG
- Motor assembly with reduced thermal resistance18 Aug 2026US 12,712,406 B2Taco, Inc.
- Rotor shaft, rotor, electrical machine and manufacturing method for a rotor shaft11 Aug 2026US 12,706,496 B2Hirschvogel Holding GmbH
- Systems and methods for scanning an emergency response vehicle for a tool2 Jun 2026US 12,643,128 B2Hale Products, Inc.
- Stator having bus bar structure, propeller driving motor using same, and method for manufacturing stator5 May 2026US 12,620,841 B2Amotech Co., Ltd.
- Engine cooling fan motor for vehicle8 Oct 2026US 2026/0312466 A1New Motech Co., Ltd.
- Electric machine6 Aug 2026US 2026/0229951 A1Hutchinson
- Drive device and electric power steering device6 Aug 2026US 2026/0229968 A1Mitsubishi Electric Mobility Corporation
- External rotor motor30 Jul 2026US 2026/0221841 A1Zhongshan Broad-Ocean Motor Co., Ltd.
- Electric motor comprising a power electronics-carrying circuit board and a cooling plate30 Jul 2026US 2026/0221849 A1Innomotics GmbH
Most cited
By later US patents
- Motor having stator with insulator of high heat-conductivity94US 6,509,665 B1Matsushita Electric Industial Co., Ltd. · 2003
- Air tool with integrated generator and light ring assembly77US 5,525,842 AVolt-Aire Corporation · 1996
- Apparatus and method for dissipating heat from a motor72US 6,201,321 B1Bayside Controls, Inc. · 2001
- Rotary electric machine having resin covered joined portions72US 6,333,573 B1Denso Corporation · 2001
- Electric motor60US 5,365,137 ADynamic Systems International Inc. · 1994