H05B 39/08

By shifting phase of trigger voltage applied to gas-filled controlling tubes also

Official title: by shifting phase of trigger voltage applied to gas-filled controlling tubes {also in controlled semiconductor devices (in converters H02M5/00; with regulation G05F1/44)}

H05B39/08 (By shifting phase of trigger voltage applied to gas-filled controlling tubes also) appears on 597 US grants and 377 published applications in this corpus.

Search patents in H05B

Granted patents: 597
Published applications: 377
Assignees: 202
Inventors: 687
Latest grant: 14 Jul 2026

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H05B 39/08: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	4	0
1977	2	0
1978	5	0
1979	5	0
1980	4	0
1981	9	0
1982	8	0
1983	1	0
1984	3	0
1985	7	0
1986	10	0
1987	10	0
1988	8	0
1989	10	0
1990	15	0
1991	8	0
1992	10	0
1993	13	0
1994	13	0
1995	10	0
1996	11	0
1997	12	0
1998	20	0
1999	17	0
2000	13	0
2001	13	2
2002	11	9
2003	11	15
2004	9	14
2005	9	26
2006	23	27
2007	18	20
2008	15	22
2009	14	19
2010	22	27
2011	22	22
2012	25	17
2013	18	16
2014	14	11
2015	11	17
2016	22	20
2017	20	15
2018	14	7
2019	12	10
2020	8	12
2021	13	11
2022	11	10
2023	12	16
2024	15	5
2025	6	5
2026	1	2

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

By shifting phase of trigger voltage applied to gas-filled controlling tubes also

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