F01L 2009/2109
The armature being articulated perpendicularly to the coils axes
Official title: {The armature being articulated perpendicularly to the coils axes}
F01L2009/2109 (The armature being articulated perpendicularly to the coils axes) appears on 51 US grants and 59 published applications in this corpus.
Search patents in F01L- Granted patents
- 51
- Published applications
- 59
- Assignees
- 21
- Inventors
- 87
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 5 |
| 2002 | 7 | 10 |
| 2003 | 7 | 5 |
| 2004 | 4 | 4 |
| 2005 | 2 | 6 |
| 2006 | 4 | 6 |
| 2007 | 4 | 13 |
| 2008 | 9 | 4 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fast-acting toggling armature uses centring spring9 Dec 2025US 12,494,312 B2Cheesecake Energy Ltd.
- Electromagnetic soft actuators20 Sep 2022US 11,448,103 B2Board of Regents, The University of Texas System
- Engine electronic valve actuation7 Jan 2020US 10,526,932 B2
- Engine electronic valve actuation3 Jul 2012US 8,210,139 B2
- Electromagnetically-driven valve29 Mar 2011US 7,913,655 B2Toyota Jidosha Kabushiki Kaisha
- Fast-Acting Toggling Armature Uses Centring Spring11 May 2023US 2023/0141997 A1Cheesecake Energy Ltd.
- Electromagnetic soft actuators2 Jan 2020US 2020/0003088 A1Board of Regents, The University of Texas System
- Engine electronic valve actuation25 Oct 2012US 2012/0266832 A1
- Engine electromagnetic valve operating device11 Mar 2010US 2010/0059003 A1Honda Motor Co., Ltd.
- Engine electronic valve actuation4 Feb 2010US 2010/0024749 A1
Most cited
By later US patents
- Method for protection against overheating of electromagnetic actuators for actuation of intake and exhaust valves in internal-combustion engines33US 6,390,038 B1Magneti Marelli S.p.A. · 2002
- Device for actuating a fuel-exchange poppet valve of a reciprocating internal-combustion engine25US 4,762,095 ADr. Ing. h,c.F. Porsche Aktiengesellschaft · 1988
- Hinged armature electromagnetically actuated valve24US 5,772,179 AAura Systems, Inc. · 1998
- Electromagnetic regulating device24US 6,967,550 B2INA-Schaeffler KG · 2005
- Electromagnetic valve actuator22US 5,161,494 A1992