Hirschmann; Helmut

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirschmann; Helmut.The latest application filed is for "over-voltage protection arrangement having a horn gap located in an insulating housing having a deionization chamber for arc extinguishing".

Company Profile

1.7.7

Hirschmann; Helmut - Berg DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Over-voltage Protection Arrangement Having A Horn Gap Located In An Insulating Housing Having A Deionization Chamber For Arc Extinguishing App 20220085577 - Ehrhardt; Arnd ; et al.	2022-03-17
Overvoltage protection arrangement consisting of a horn spark gap accommodated in an insulating housing Grant 11,152,769 - Hirschmann , et al. October 19, 2	2021-10-19
Overvoltage Protection Arrangement Consisting Of A Horn Spark Gap Accommodated In An Insulating Housing App 20210151957 - Hirschmann; Helmut ; et al.	2021-05-20
Surge protection device, comprising at least one surge arrester and one thermally trippable switching device connected in series with the surge arrester Grant 10,049,795 - Hirschmann , et al. August 14, 2	2018-08-14
Surge protection device, comprising at least one surge arrester and one short-circuit switching device which is connected in parallel with the surge arrester, can be thermally tripped and is spring-pretensioned Grant 10,014,098 - Hirschmann , et al. July 3, 2	2018-07-03
Surge Protection Device, Comprising At Least One Surge Arrester And One Short-circuit Switching Device Which Is Connected In Parallel With The Surge Arrester, Can Be Thermally Tripped And Is Spring-pretensioned App 20170110226 - Hirschmann; Helmut ; et al.	2017-04-20
Surge Protection Device, Comprising At Least One Surge Arrester And One Thermally Trippable Switching Device Connected In Series With The Surge Arrester App 20160240290 - HIRSCHMANN; HELMUT ; et al.	2016-08-18
Overvoltage protection device having at least one surge arrester Grant 9,172,236 - Hirschmann , et al. October 27, 2	2015-10-27
Overvoltage Protection Device Having At Least One Surge Arrester App 20140313632 - Hirschmann; Helmut ; et al.	2014-10-23
Overvoltage protection device having one or more parallel-connected overvoltage-limiting elements located in one physical unit Grant 8,493,170 - Zauner , et al. July 23, 2	2013-07-23
Overvoltage Proctection Device Having One Or More Parallel-connected Overvol Tage-limiting Elements Located In One Physical Unit App 20110193674 - Zauner; Edmund ; et al.	2011-08-11

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