Inventor · disambiguated record
Heinz Ludwig
Also filed as: LUDWIG HEINZ · LUDWIG HEINZ-PETER
10 granted patents·3 pending applications·129 citations·filing 1980–2020
87Inventor score
Top patents by PatentIndex Score
13 records- 0185US6299009B1Collapsible freight container for air transportALUSUISSE TECH & MAN LTD·Filed 2000·Granted Oct 9, 2001·53 cites·13 claims
- 0278US4347704AThermal power plant water treatment processHAGER AND ELSASSER GMBH·Filed 1980·Granted Sep 7, 1982·43 cites·12 claims
- 0362US4735076AProcess for the production of a conical shell using sheet metal bending rollsHAEUSLER AG CHR·Filed 1986·Granted Apr 5, 1988·17 cites·4 claims
- 0456US8183815B2Method and control device for automatically determining a mass of a door systemKRAUSE UWE·Filed 2006·Granted May 22, 2012·4 cites·14 claims
- 0554US9534882B2Device and method for driving a doorLUDWIG HEINZ·Filed 2012·Granted Jan 3, 2017·3 cites·6 claims
- 0653US7791302B2Method for measuring a motor currentSIEMENS AG·Filed 2006·Granted Sep 7, 2010·3 cites·5 claims
- 0752US7960932B2Method for controlling an electrical door driveSIEMENS AG·Filed 2008·Granted Jun 14, 2011·4 cites·4 claims
- 0848US2022143016A1Method for treating a multiple myelomaPTC THERAPEUTICS INC·Filed 2020·Application pending·0 cites
- 0946US8421387B2Method and device for controlling a motorKRAUSE UWE·Filed 2009·Granted Apr 16, 2013·2 cites·22 claims
- 1046US2008047200A1Door drive for an automatic doorSIEMENS AG·Filed 2007·Application pending·0 cites
- 1140US7689380B2Device and method for sensing a position of a drive unitSIEMENS AG·Filed 2007·Granted Mar 30, 2010·0 cites·19 claims
- 1240US2008047784A1Door operating mechanism for an automatic doorSIEMENS AG·Filed 2007·Application pending·0 cites
- 1336US10316566B2Modular door drive control system, and modular door drive systemSIEMENS AG·Filed 2015·Granted Jun 11, 2019·0 cites·21 claims
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