Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11456123 | Switching device | Robert Hoffmann, Frank Werner | 2022-09-27 |
| 11004621 | Relay | — | 2021-05-11 |
| 10854406 | Relay | — | 2020-12-01 |
| 10804059 | Magnet armature, contactor having a magnetic armature, and method for switching a contactor | Thomas Westebbe, Frank Werner | 2020-10-13 |
| 10749316 | Multiple spark-gap arrester | Eduard Dorsch, Frank Werner | 2020-08-18 |
| 10554041 | Spark gap arrangement | Eduard Dorsch, Frank Werner | 2020-02-04 |
| 10468855 | Arrester | Frank Werner | 2019-11-05 |
| 10395870 | Relay with first and second electromagnets for placing and keeping a contact in a closed state | — | 2019-08-27 |
| 10211603 | Surge protection element | Eduard Dorsch, Frank Werner, Thomas Westebbe | 2019-02-19 |
| 10148085 | Surge arrester having protection against heating | Peter Heide | 2018-12-04 |
| 10084309 | Spark gap arrangement | Eduard Dorsch, Frank Werner | 2018-09-25 |
| 9627859 | Spark gap arrangement | — | 2017-04-18 |
| 9356441 | Stacked gas filled surge arrester | Frank Werner | 2016-05-31 |
| 8547678 | Surge arrester having a short-circuit device | Thomas Westebbe | 2013-10-01 |
| 8395876 | Surge arrester with thermal overload protection | Rainer Morczinek, Gero Zimmermann | 2013-03-12 |
| 8274775 | Electrical protection component with a short-circuiting device | — | 2012-09-25 |
| 8203819 | Electrical protection component with a short-circuiting device | — | 2012-06-19 |
| 8129648 | Surge arrester having thermal overload protection | Gero Zimmermann, Thomas Westebbe | 2012-03-06 |
| 7466530 | Surge arrester | Michael A. Mewes | 2008-12-16 |
| 6795290 | Surge arrestor | Klaus-Dieter Fuhrmann, Juergen Boy | 2004-09-21 |
| 6724605 | Gas-filled surge diverter with electrode connections in the shape of band-type clips | Jurgen Boy | 2004-04-20 |
| 6710996 | Surge arrestor | Klaus-Dieter Fuhrmann, Juergen Boy | 2004-03-23 |
| 6445560 | Gas-filled surge protector with external short-circuiting device | Jurgen Boy | 2002-09-03 |
| 6362945 | Gas-filled surge arrester wIth an activating compound formed of a plurality of components | Jurgen Boy, Winfried Völkner | 2002-03-26 |
| 5892648 | Gas-filled overvoltage arrester with electrode activation compound | Winfried Voelkner, Wolfgang Daeumer, Juergen Boy | 1999-04-06 |