AH

Alexander Hellwig

DG Dormakaba Deutschland Gmbh: 9 patents #1 of 47Top 3%
DG Dorma Deutschland Gmbh: 4 patents #2 of 25Top 8%
DK Dorma Gmbh + Co. Kg: 2 patents #33 of 96Top 35%
📍 Ennepetal, DE: #9 of 142 inventorsTop 7%
Overall (All Time): #309,663 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12385309 Linkage for a door actuator Thomas Salutzki, Sabine Wiemann 2025-08-12
12146357 Fire protection securing device for securing a door actuator Thomas Salutzki, Thomas Pabst, Volker Bienek 2024-11-19
12060744 Configuration of automatic functions for a door 2024-08-13
12049779 Door actuator arrangement Konstantin Lygin, Jan-Hendrik JÄHNKE 2024-07-30
12049782 Backplate for a door actuator Thomas Salutzki, Konstantin Lygin, Volker Bienek 2024-07-30
11814888 Fire protection fastening device for fastening a door actuator Thomas Salutzki, Sabine Wiemann, Volker Bienek 2023-11-14
11725445 Backplate for a door actuator Thomas Salutzki, Sabine Wiemann 2023-08-15
11578522 Door actuator for opening and/or closing a door Thomas Salutzki, Sabine Weimann 2023-02-14
10006236 Door drive Volker Bienek, Thomas Wildförster, Thomas Salutzki 2018-06-26
9790723 Door operator Volker Bienek 2017-10-17
9631412 Door actuator Sabine Wiemann, Thomas Salutzki 2017-04-25
9447622 Spring adjusting device for a door actuating device 2016-09-20
9181744 Door actuator Thomas Salutzki, Jan Meulenbeld 2015-11-10
9097051 Door operator 2015-08-04
8904710 Door drive Martin Römer, Michael Hufen, Holger Hänsch 2014-12-09