H01F 17/041
Means for preventing rotation or displacement of the core
Official title: {Means for preventing rotation or displacement of the core}
H01F17/041 (Means for preventing rotation or displacement of the core) appears on 23 US grants and 18 published applications in this corpus.
Search patents in H01F- Granted patents
- 23
- Published applications
- 18
- Assignees
- 24
- Inventors
- 68
- Latest grant
- 25 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Ferrite core and winding coil component25 Jul 2023US 11,710,594 B2Murata Manufacturing Co., Ltd.
- Noise filter and noise reduction unit7 Jul 2020US 10,707,628 B2Yazaki Corporation
- Coil component4 Jun 2019US 10,312,010 B2Taiyo Yuden Co., Ltd.
- Coil component and method for producing same29 May 2018US 9,984,809 B2Panasonic Intellectual Property Management Co., Ltd.
- Inductor and method of manufacturing inductor29 Aug 2017US 9,748,031 B2Sumida Corporation
- Inductor and method for manufacturing inductor28 Aug 2025US 2025/0273387 A1Murata Manufacturing Co., Ltd.
- Coil Component19 Jun 2025US 2025/0201461 A1Sumida Corporation
- Inductance assembly and integrated power converter module30 Jan 2025US 2025/0037918 A1Shanghai Metapwr Electronics Co., Ltd
- Coil component25 Jan 2024US 2024/0029944 A1Samsung Electro-Mechanics Co., Ltd.
- A magnetic core device and a power converter29 Dec 2022US 2022/0415557 A1Valeo Siemens eAutomotive France SAS
Most cited
By later US patents
- Securement for transformer core utilized in a transformer power supply module and method to assemble same67US 6,359,542 B1Motorola, Inc. · 2002
- Magnetic component using core clip arrangement operative for facilitating pick and place surface mount41US 5,055,971 AAT&T Bell Laboratories · 1991
- Inductance element26US 4,549,158 ATDK Corporation · 1985
- Inductive electric component19US 5,489,884 ASiemens Atiengesellschaft · 1996
- Inductive device18US 5,140,291 AU. S. Philips Corporation · 1992