H02K 11/04
Structural association of dynamo-electric machines with electric components or with devices for
Official title: for rectification
H02K11/04 (Structural association of dynamo-electric machines with electric components or with devices for) appears on 950 US grants and 859 published applications in this corpus.
Search patents in H02K- Granted patents
- 950
- Published applications
- 859
- Assignees
- 322
- Inventors
- 1,716
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 10 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 10 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 10 | 0 |
| 1991 | 17 | 0 |
| 1992 | 10 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 1 | 0 |
| 1997 | 11 | 0 |
| 1998 | 24 | 0 |
| 1999 | 17 | 0 |
| 2000 | 18 | 0 |
| 2001 | 22 | 7 |
| 2002 | 15 | 38 |
| 2003 | 28 | 30 |
| 2004 | 33 | 46 |
| 2005 | 31 | 32 |
| 2006 | 24 | 37 |
| 2007 | 18 | 39 |
| 2008 | 27 | 35 |
| 2009 | 35 | 32 |
| 2010 | 35 | 42 |
| 2011 | 28 | 25 |
| 2012 | 19 | 26 |
| 2013 | 20 | 25 |
| 2014 | 24 | 41 |
| 2015 | 29 | 38 |
| 2016 | 29 | 44 |
| 2017 | 32 | 38 |
| 2018 | 36 | 29 |
| 2019 | 47 | 44 |
| 2020 | 37 | 33 |
| 2021 | 35 | 29 |
| 2022 | 25 | 31 |
| 2023 | 34 | 32 |
| 2024 | 24 | 30 |
| 2025 | 22 | 28 |
| 2026 | 14 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotor for an externally excited synchronous machine29 Sep 2026US 12,749,951 B2Mahle International GmbH
- System for clean, renewable and sustainable power generation15 Sep 2026US 12,738,806 B2Eko Kuasa Technology Sdn Bhd
- Rotor, an electric motor and an electric vehicle15 Sep 2026US 12,738,814 B2Polestar Performance AB
- Switched reluctance electric machine1 Sep 2026US 12,726,067 B2Hamilton Sundstrand Corporation
- Wirelessly transferring power within an electric machine with actively rectified rotor windings23 Jun 2026US 12,665,474 B2Tau Motors, Inc.
- Electric power transmission device and motor apparatus24 Sep 2026US 2026/0291341 A1TDK Corporation
- Wirelessly transferring power within an electric machine with actively rectified rotor windings17 Sep 2026US 2026/0280390 A1Tau Motors, Inc.
- System and method of generating electricity using renewable energy from environment17 Sep 2026US 2026/0280397 A1
- Magnetic energy controlled power generating system17 Sep 2026US 2026/0280400 A1
- Electric drive system20 Aug 2026US 2026/0241784 A1Shanghai Pangood Power Technology Co., Ltd
Most cited
By later US patents
- Power supply semi-trailer for electric drive fracturing equipment165US 11,035,214 B2Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. · 2021
- Motor/generator apparatus for motor vehicle151US 6,425,838 B1Hitachi Car Engineering Co., Ltd. · 2002
- Control of fuel flow for power generation based on DC link level106US 11,008,950 B2Dynamo Micropower Corporation · 2021
- Compact high power alternator100US 7,122,923 B2Magnetic Applications, Inc. · 2006
- Hydration-blender transport for fracturing operation98US 10,415,332 B2Typhon Technology Solutions, LLC · 2019