H01H 47/043
Making use of an energy accumulator
Official title: {making use of an energy accumulator (for bistable relays H01H47/226)}
H01H47/043 (Making use of an energy accumulator) appears on 50 US grants and 23 published applications in this corpus.
Search patents in H01H- Granted patents
- 50
- Published applications
- 23
- Assignees
- 34
- Inventors
- 85
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 3 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Relay control apparatus, battery pack and electric vehicle29 Jul 2025US 12,370,894 B2LG Energy Solution, Ltd.
- Mechanical operating assembly for a bistable relay and a bistable relay assembly15 Nov 2022US 11,501,937 B2Schneider Electric Industries SAS
- Low power solenoid with dropout detection and auto re-energization10 Nov 2020US 10,832,846 B2Automatic Switch Company
- Electric relay structure9 Jun 2020US 10,679,810 B2Vimar S.P.A.
- Solenoid coil discharging circuit19 Mar 2019US 10,236,108 B2Target Rock Division of Curtiss-Wright Flow Control Corporation
- Relay Control Apparatus, Battery Pack and Electric Vehicle8 Jan 2026US 2026/0008348 A1LG Energy Solution, Ltd.
- Regenerative solenoid drive arrangement26 Dec 2024US 2024/0428973 A1Hamilton Sundstrand Corporation
- Relay Control Apparatus, Battery Pack and Electric Vehicle19 Oct 2023US 2023/0331091 A1LG Energy Solution, Ltd.
- Control circuit used for circuit breaker, and electronic device6 Jul 2023US 2023/0215673 A1Huawei Digital Power Technologies Co., Ltd.
- Mechanical operating assembly for a bistable relay and a bistable relay assembly20 Jan 2022US 2022/0020548 A1Schneider Electric Industries SAS
Most cited
By later US patents
- Solenoid activation circuitry using high voltage65US 4,777,556 ADataTrak, Inc. · 1988
- Power saving module40US 4,716,490 A1987
- Fuzzy logic adaptive defrost control32US 5,493,867 AWhirlpool Corporation · 1996
- Control circuit for predominantly inductive loads in particular electroinjectors30US 5,532,526 AElasis Sistema Ricerca Fiat Nel Mezzogiorno Societa Consortile per Azioni · 1996
- Circuit for the piloting of inductive loads, particularly for operating the electro-injectors of a diesel-cycle internal combustion engine17US 4,862,866 AMarelli Autronica S.p.A. · 1989