G05F 1/325
With specific core structure
Official title: with specific core structure, e.g. gap, aperture, slot, permanent magnet
G05F1/325 (With specific core structure) appears on 23 US grants and 14 published applications in this corpus.
Search patents in G05F- Granted patents
- 23
- Published applications
- 14
- Assignees
- 14
- Inventors
- 30
- Latest grant
- 25 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 3 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 5 |
| 2020 | 3 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrical power distribution network and process25 Apr 2023US 11,637,429 B2Third Equation Ltd
- Elimination of power inductor thermistor with variable air gap2 Mar 2021US 10,938,302 B2Ford Global Technologies, LLC
- Electromagnetic power converter22 Sep 2020US 10,784,041 B2NUtech Ventures
- Electrical power distribution network and process11 Aug 2020US 10,742,035 B2Third Equation Ltd
- Electrical power supply system and process4 Aug 2020US 10,732,653 B2Third Equation Ltd
- Electrical power distribution network and process10 Jun 2021US 2021/0175712 A1Third Equation Ltd
- Electrical power supply system and process5 Dec 2019US 2019/0369651 A1Third Equation Ltd
- Electrical power distribution network and process10 Oct 2019US 2019/0312430 A1Faraday Grid Limited
- Electromagnetic power converter29 Aug 2019US 2019/0267186 A1NUtech Ventures
- Electrical power supply system and process4 Jul 2019US 2019/0204859 A1Faraday Grid Limited
Most cited
By later US patents
- Shunt coil controlled transformer43US 5,187,428 AMiller Electric Mfg. Co. · 1993
- Electrically controllable inductor36US 5,523,673 AMarelco Power Systems, Inc. · 1996
- Voltage regulator using saturable transformer30US 4,339,792 A1982
- Phase controlled transformer24US 5,363,035 AMiller Electric Mfg. Co. · 1994
- Signal conditioner for a linear variable differential transformer23US 4,847,548 AGeneral Signal Corporation · 1989