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H01H 50/646

Intermediate part being a blade spring

Official title: {intermediate part being a blade spring}

H01H50/646 (Intermediate part being a blade spring) appears on 36 US grants and 27 published applications in this corpus.

Search patents in H01H

Granted patents: 36
Published applications: 27
Assignees: 27
Inventors: 84
Latest grant: 23 Dec 2025

Filings by year

H01H 50/646: granted patents and published applications per publication year
Year	Granted patents	Published applications
1985	2	0
1986	0	0
1987	0	0
1988	0	0
1989	0	0
1990	1	0
1991	1	0
1992	0	0
1993	0	0
1994	0	0
1995	1	0
1996	1	0
1997	0	0
1998	0	0
1999	1	0
2000	2	0
2001	1	0
2002	1	1
2003	0	1
2004	0	1
2005	2	1
2006	3	1
2007	1	0
2008	0	1
2009	0	1
2010	2	1
2011	0	1
2012	1	0
2013	0	0
2014	0	2
2015	2	1
2016	0	2
2017	2	1
2018	0	1
2019	2	2
2020	1	1
2021	2	1
2022	2	2
2023	1	1
2024	1	2
2025	3	2

By publication year. Applications have been published since 2001.

Recent patents

Relay with an electromagnet and moveable contact that operates corresponding to activation of the electromagnet23 Dec 2025US 12,505,968 B2Fcl Components Limited
Relay29 Apr 2025US 12,288,657 B2Fcl Components Limited
Relay having a base with a leg configured to contact a yoke of the relay4 Mar 2025US 12,243,701 B2Fcl Components Limited
Electric switch14 May 2024US 11,984,287 B2Johnson Electric Germany GmbH & Co. KG
High voltage relay resistant to instantaneous high-current impact4 Jul 2023US 11,694,856 B2Huawei Technologies Co., Ltd.

Most cited

By later US patents