F03G 7/087
Magnetic or electromagnetic devices
Official title: {magnetic or electromagnetic devices, e.g. linear electric generators}
F03G7/087 (Magnetic or electromagnetic devices) appears on 27 US grants and 40 published applications in this corpus.
Search patents in F03G- Granted patents
- 27
- Published applications
- 40
- Assignees
- 24
- Inventors
- 83
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 3 | 4 |
| 2010 | 1 | 2 |
| 2011 | 0 | 4 |
| 2012 | 0 | 5 |
| 2013 | 2 | 7 |
| 2014 | 5 | 0 |
| 2015 | 3 | 2 |
| 2016 | 1 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 3 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and system for converting mechanical energy into electric energy28 Jul 2026US 12,695,367 B2Reps-Tirol GmbH
- Roadway energy generation system24 Oct 2023US 11,795,925 B2
- Electrical power generating apparatus19 Sep 2023US 11,764,645 B2
- Electrical power generating apparatus11 Apr 2023US 11,624,165 B2
- Electrical power generating apparatus20 Sep 2022US 11,451,113 B2
- Device and system for converting mechanical energy into electric energy26 Sep 2024US 2024/0322662 A1Reps-Tirol GmbH
- Electric power generating apparatus4 Jul 2024US 2024/0218858 A1
- Roadway energy generation system13 Apr 2023US 2023/0115119 A1
- Electrical power generating apparatus17 Feb 2022US 2022/0049441 A1The Washington Group, LLC
- Electrical power generating apparatus17 Feb 2022US 2022/0052582 A1The Washington Group, LLC
Most cited
By later US patents
- Method and apparatus for generating electricity by vehicle and pedestrian weight force36US 3,944,855 AVan Allyn, Inc. · 1976
- Rail based electric power generation system24US 7,148,581 B2General Electric Company · 2006
- Electro gravity plates for generating electricity from passage of vehicles over the plates23US 7,589,428 B22009
- Conversion of kinetic into electric energy utilizing the universal principles of gravity and magnetism17US 9,239,043 B12016
- Power generation pad using wasted energy15US 7,432,607 B22008