Inventor
Heinz Ludwig
Inventor
Garbsen, DE
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B66Bprimary
B66BElevators13%
E05FDevices for moving wings into open or closed position9%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof9%
G05BControl or regulating systems in general9%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters9%
B01DSeparation4%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material4%
B64DEquipment for fitting in or to aircraft4%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%
C02FTreatment of water, waste water, sewage, or sludge4%
PatentTitleYear
10,316,566Modular door drive control system, and modular door drive system20199,534,882'Device and method for driving a door'20178,421,387'Method and device for controlling a motor'20138,183,815'Method and control device for automatically determining a mass of a door system'20127,960,932'Method for controlling an electrical door drive'20117,791,302'Method for measuring a motor current'20107,689,380'Device and method for sensing a position of a drive unit'20106,299,009'Collapsible freight container for air transport'20014,735,076'Process for the production of a conical shell using sheet metal bending rolls'19884,347,704'Thermal power plant water treatment process'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988Based in Grenzach-Wyhlen, DE· patent location history
2001Based in Engen, DE· patent location history
2010–2019Patents assigned to SIEMENS AG (7)· patent assignee history
2010–2012Based in Garbsen, DE· patent location history
2012–2017Patents assigned to LUDWIG HEINZ (3)· patent assignee history
2012–2017Patents assigned to NOLTE UWE (3)· patent assignee history
2012–2017Patents assigned to SONNTAG GUIDO (3)· patent assignee history
2012–2013Patents assigned to KRAUSE UWE (2)· patent assignee history
2013–2017Based in Hannover, DE· patent location history
2019Based in Wennigsen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SIEMENS AG | 7 | 2010–2019 |
| LUDWIG HEINZself | 3 | 2012–2017 |
| NOLTE UWE | 3 | 2012–2017 |
| SONNTAG GUIDO | 3 | 2012–2017 |
| KRAUSE UWE | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Garbsen, DE | 4 | 2010–2012 |
| Hannover, DE | 2 | 2013–2017 |
| Wennigsen, DE | 1 | 2019 |
| Engen, DE | 1 | 2001 |
| Grenzach-Wyhlen, DE | 1 | 1988 |