H02K 11/042
Rectifiers associated with rotating parts
Official title: Rectifiers associated with rotating parts, e.g. rotor cores or rotary shafts
H02K11/042 (Rectifiers associated with rotating parts) appears on 184 US grants and 169 published applications in this corpus.
Search patents in H02K- Granted patents
- 184
- Published applications
- 169
- Assignees
- 92
- Inventors
- 384
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 2 |
| 2004 | 2 | 4 |
| 2005 | 5 | 2 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 0 | 4 |
| 2009 | 3 | 1 |
| 2010 | 1 | 8 |
| 2011 | 6 | 3 |
| 2012 | 2 | 4 |
| 2013 | 2 | 4 |
| 2014 | 4 | 11 |
| 2015 | 3 | 10 |
| 2016 | 9 | 12 |
| 2017 | 7 | 2 |
| 2018 | 10 | 11 |
| 2019 | 7 | 11 |
| 2020 | 13 | 5 |
| 2021 | 6 | 5 |
| 2022 | 6 | 11 |
| 2023 | 7 | 4 |
| 2024 | 9 | 14 |
| 2025 | 2 | 16 |
| 2026 | 7 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotor for an externally excited synchronous machine29 Sep 2026US 12,749,951 B2Mahle International GmbH
- Rotor, an electric motor and an electric vehicle15 Sep 2026US 12,738,814 B2Polestar Performance AB
- Wirelessly transferring power within an electric machine having AC and DC rotor coils9 Jun 2026US 12,651,992 B2Tau Motors, Inc.
- Electrically excited synchronous machine26 May 2026US 12,640,614 B2Mahle International GmbH
- Power distribution within an electric machine with rectified rotor windings17 Mar 2026US 12,580,503 B2Tau Motors, Inc.
- Electric power transmission device and motor apparatus24 Sep 2026US 2026/0291341 A1TDK Corporation
- Electric drive system20 Aug 2026US 2026/0241784 A1Shanghai Pangood Power Technology Co., Ltd
- Electric power transmission device and motor apparatus13 Aug 2026US 2026/0238089 A1TDK Corporation
- Rotating electric machine30 Jul 2026US 2026/0221848 A1Denso Corporation
- System for a rotor sensor25 Jun 2026US 2026/0180407 A1Dana Automotive Systems Group, LLC
Most cited
By later US patents
- Rotor position detector80US 5,461,293 ASundstrand Corporation · 1995
- Exciter having thermally isolated diode wheel and method of removing diode wheel for same54US 6,404,082 B1Siemens Westinghouse Power Corporation · 2002
- Directly cooled, rotating rectifier assembly for a synchronous machine46US 4,329,603 ASundstrand Corporation · 1982
- Rectifier assembly for mounting in a rotor45US 4,628,219 ASundstrand Corporation · 1986
- Rotating rectifier assembly38US 4,603,344 ASundstrand Corporation · 1986