H01F 2007/083
External yoke surrounding the coil bobbin
Official title: {External yoke surrounding the coil bobbin, e.g. made of bent magnetic sheet}
H01F2007/083 (External yoke surrounding the coil bobbin) appears on 64 US grants and 65 published applications in this corpus.
Search patents in H01F- Granted patents
- 64
- Published applications
- 65
- Assignees
- 65
- Inventors
- 157
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 4 |
| 2012 | 2 | 2 |
| 2013 | 4 | 4 |
| 2014 | 3 | 2 |
| 2015 | 0 | 5 |
| 2016 | 4 | 4 |
| 2017 | 5 | 4 |
| 2018 | 2 | 3 |
| 2019 | 4 | 5 |
| 2020 | 0 | 9 |
| 2021 | 9 | 5 |
| 2022 | 6 | 6 |
| 2023 | 3 | 1 |
| 2024 | 6 | 1 |
| 2025 | 2 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electromagnetic device, and method for producing an electromagnetic device of this kind2 Jun 2026US 12,646,645 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Solenoid valve1 Apr 2025US 12,264,753 B2Eagle Industry Co., Ltd.
- Solenoid that drives a shaft in a direction along a central axis14 Jan 2025US 12,198,854 B2Denso Corporation
- Electromagnetic actuating device for a variable valve drive17 Dec 2024US 12,170,167 B2Schaeffler Technologies AG & Co. KG
- Method for producing a magnetic core for an electromagnetic actuator24 Sep 2024US 12,100,546 B2Federal-Mogul Valvetrain GmbH
- Plasma processing apparatus and plasma processing method8 May 2025US 2025/0149309 A1Tokyo Electron Limited
- Electromagnet for automatic transfer switch and corresponding automatic transfer switch1 May 2025US 2025/0140462 A1ABB Schweiz AG
- Electromagnetic device, and method for producing an electromagnetic device of this kind23 Jan 2025US 2025/0029763 A1KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Solenoid and switch7 Nov 2024US 2024/0371557 A1Mitsubishi Electric Corporation
- Solenoid valve14 Dec 2023US 2023/0400117 A1Eagle Industry Co., Ltd.
Most cited
By later US patents
- Electromagnet device51US 8,179,217 B2OMRON Corporation · 2012
- Solenoid operated fluid control valve28US 4,728,916 ALectron Products, Inc. · 1988
- Solenoid actuator24US 4,443,775 AShoketsu Kinzoku Kogyo Kabushiki Kaisha · 1984
- Solenoid actuator15US 4,476,451 AShoketsu Kinzoku Kogyo Kabushiki Kaisha · 1984
- Electromagnetic valve15US 4,643,393 AShoketsu Kinzoku Kogyo Kabushiki Kaisha · 1987