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G04C 11/081

Using an electro-magnet

Official title: {using an electro-magnet}

G04C11/081 (Using an electro-magnet) appears on 19 US grants and 12 published applications in this corpus.

Search patents in G04C

Granted patents: 19
Published applications: 12
Assignees: 8
Inventors: 27
Latest grant: 6 May 2025

Filings by year

G04C 11/081: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	3	0
1977	3	0
1978	1	0
1979	0	0
1980	0	0
1981	0	0
1982	0	0
1983	1	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	1	0
2003	0	0
2004	0	0
2005	0	1
2006	0	0
2007	1	0
2008	0	0
2009	0	0
2010	0	0
2011	0	0
2012	0	0
2013	0	0
2014	0	0
2015	0	0
2016	0	0
2017	0	0
2018	0	1
2019	1	1
2020	0	3
2021	0	1
2022	2	2
2023	4	1
2024	1	1
2025	1	1

By publication year. Applications have been published since 2001.

Subgroups

Granted patents

Recent patents

Timepiece assembly comprising a watch and a system for correcting the time6 May 2025US 12,292,715 B2The Swatch Group Research and Development Ltd
Timepiece incorporating an actuator comprising an electromechanical device18 Jun 2024US 12,013,668 B2The Swatch Group Research and Development Ltd
Horological movement provided with a generator and a circuit for regulating the frequency of rotation of this generator14 Nov 2023US 11,815,857 B2The Swatch Group Research and Development Ltd
Timepiece comprising a mechanical oscillator wherein the medium frequency is synchronised on that of a reference electronic oscillator27 Jun 2023US 11,687,041 B2The Swatch Group Research and Development Ltd
Timepiece comprising a mechanical movement wherein the working is regulated by an electromechanical device7 Mar 2023US 11,599,065 B2The Swatch Group Research and Development Ltd

Most cited

By later US patents