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H01J 21/08

With movable electrode or electrodes

Official title: with movable electrode or electrodes

H01J21/08 (With movable electrode or electrodes) appears on 12 US grants and 9 published applications in this corpus.

Search patents in H01J

Granted patents: 12
Published applications: 9
Assignees: 7
Inventors: 22
Latest grant: 31 Jan 2023

Filings by year

H01J 21/08: granted patents and published applications per publication year
Year	Granted patents	Published applications
1992	1	0
1993	0	0
1994	0	0
1995	2	0
1996	1	0
1997	0	0
1998	0	0
1999	0	0
2000	0	0
2001	0	0
2002	0	0
2003	0	1
2004	2	2
2005	0	0
2006	1	0
2007	0	1
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	2
2019	0	0
2020	2	1
2021	0	2
2022	2	0
2023	1	0

By publication year. Applications have been published since 2001.

Recent patents

Grid influencing system31 Jan 2023US 11,569,045 B2Siemens Energy Global GmbH & Co. KG
Piezoelectric vacuum transistor14 Jun 2022US 11,361,928 B2International Business Machines Corporation
Vacuum circuit breaker5 Apr 2022US 11,295,913 B2Siemens Energy Global GmbH & Co. KG
Piezoelectric vacuum transistor26 May 2020US 10,665,414 B2International Business Machines Corporation
Piezoelectric vacuum transistor25 Feb 2020US 10,573,482 B2International Business Machines Corporation

Most cited

By later US patents