H02K 17/04
For single phase current
Official title: for single phase current
H02K17/04 (For single phase current) appears on 165 US grants and 94 published applications in this corpus.
Search patents in H02K- Granted patents
- 165
- Published applications
- 94
- Assignees
- 79
- Inventors
- 279
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 9 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 5 |
| 2003 | 0 | 4 |
| 2004 | 10 | 6 |
| 2005 | 2 | 3 |
| 2006 | 2 | 3 |
| 2007 | 4 | 5 |
| 2008 | 0 | 3 |
| 2009 | 2 | 4 |
| 2010 | 4 | 6 |
| 2011 | 5 | 1 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 1 | 2 |
| 2015 | 0 | 5 |
| 2016 | 1 | 4 |
| 2017 | 0 | 7 |
| 2018 | 5 | 4 |
| 2019 | 5 | 10 |
| 2020 | 8 | 7 |
| 2021 | 3 | 3 |
| 2022 | 3 | 5 |
| 2023 | 5 | 0 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Induction motors including speed sensing circuits for motor control4 Mar 2025US 12,244,188 B2Copeland Corporation
- Induction motor with in situ slip power recovery21 Jan 2025US 12,206,302 B2
- Motor, compressor and refrigeration device30 Apr 2024US 11,973,370 B2Anhui Meizhi Precision Manufacturing Co., Ltd.
- Laundry appliance utilizing a permanent split capacitor motor having a sensor for providing temperature control within the appliance3 Oct 2023US 11,773,530 B2Whirlpool Corporation
- Fastener driving tool29 Aug 2023US 11,738,429 B2Hilti Aktiengesellschaft
- Induction motor with in situ slip power recovery8 Feb 2024US 2024/0048033 A1
- Induction Motors Including Speed Sensing Circuits For Motor Control27 Oct 2022US 2022/0345015 A1Emerson Electric Co.
- Motor, compressor and refrigeration device15 Sep 2022US 2022/0294285 A1Anhui Meizhi Precision Manufacturing Co., Ltd.
- Solid state multi-pole and uni-pole electric generator rotor for ac/dc electric generators15 Sep 2022US 2022/0294286 A1Holcomb Scientific Research Limited
- Three pulse, odd-even motor winding system1 Sep 2022US 2022/0278580 A1
Most cited
By later US patents
- Mounting bracket for motor capacitor67US 6,229,236 B12001
- Reversible motor59US 4,357,567 ABarcrest Limited · 1982
- Dynamoelectric machine and method for manufacturing same47US 5,852,338 AGeneral Electric Company · 1998
- Dynamoelectric machine and method for manufacturing same42US 5,668,429 AGeneral Electric Company · 1997
- Dynamoelectric machine and method for manufacturing same38US 5,640,064 AGeneral Electric Company · 1997