H02K 23/62
Motors or generators with stationary armatures and rotating excitation field
H02K23/62 (Motors or generators with stationary armatures and rotating excitation field) appears on 50 US grants and 42 published applications in this corpus.
Search patents in H02K- Granted patents
- 50
- Published applications
- 42
- Assignees
- 32
- Inventors
- 80
- Latest grant
- 20 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 6 |
| 2002 | 5 | 1 |
| 2003 | 5 | 2 |
| 2004 | 3 | 0 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 5 |
| 2008 | 1 | 1 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 3 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 1 |
| 2019 | 3 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Dual axis alternator20 Feb 2024US 11,905,878 B2Kohler Co.
- Power tool including universal motor having interpoles6 Feb 2024US 11,894,754 B2Milwaukee Electric Tool Corporation
- Dual axis alternator29 Mar 2022US 11,286,848 B2Kohler Co.
- Drive unit for an adjustment system of a motor vehicle, and method for operating a drive unit25 May 2021US 11,018,603 B2Robert Bosch GmbH
- Permanent magnet direct current motor and HVAC system using the same18 Feb 2020US 10,566,855 B2Johnson Electric International AG
- Electric motor with electrical generation capacity18 Sep 2025US 2025/0293576 A1
- Dual axis alternator2 May 2024US 2024/0141827 A1Kohler Co.
- Power tool including universal motor having interpoles6 Oct 2022US 2022/0320958 A1Milwaukee Electric Tool Corporation
- Dual Axis Alternator2 Jun 2022US 2022/0170416 A1Kohler Co.
- Unknown17 Oct 2019US 2019/0319559 A1Robert Bosch GmbH
Most cited
By later US patents
- Manufacturing process of a divided type stator28US 6,225,725 B1Itoh Electric Company Limited · 2001
- Electric motor having multiple armatures23US 7,400,077 B2Electric Motor Development, Inc. · 2008
- Direct current dynamo22US 5,142,181 A1992
- Current generator21US 4,388,547 A1983
- Direct current machine with switchable stator windings21US 4,949,023 A1990