Inventor
Helmut Schummer
Inventor
Heusenstamm, DE
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B03Cprimary
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids52%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests38%
B23HWorking of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool3%
B60PVehicles adapted for load transportation or to transport, to carry, or to comprise special loads or objects3%
B62DMotor vehicles3%
PatentTitleYear
5,471,377'Process for controlling a power supply which supplies power to an electrostatic filter in which secondary circuit states are determined based on measured primary circuit values and in which short circuits are detected'19954,873,620'Voltage supply with recovery protection for a thyristor'19894,808,200'Electrostatic precipitator power supply'19894,779,182'Power supply for an electrostatic filter'19884,690,694'Method of automatically controlling an electrostatic precipitator'19874,670,829'Method and apparatus for supplying an electrostatic precipitator with high voltage pulses'19874,433,281'Method for detecting breakdowns in an electrostatic filter'19844,432,061'System for controlling the voltage of an electrofilter'19844,432,062'Method for optimizing the knock frequency of an electrofilter system'19844,413,225'Method of operating an electrostatic precipitator'19834,382,805'System for automatically controlling the breakdown voltage limit of an electrofilter'19834,354,860'Method for determining the filter current limit of an electrostatic filter'19824,354,152'Method for automatic control of the voltage of an electrostatic filter at the breakdown limit'19824,282,014'Detector for detecting voltage breakdowns on the high-voltage side of an electric precipitator'19814,138,232'Detector for detecting voltage breakdowns on the high-voltage side of an electric precipitator'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1995Patents assigned to SIEMENS AG (14)· patent assignee history
1979–1995Based in Heusenstamm, DE· patent location history
1984–1989Patents assigned to METALLGESELLSCHAFT AG (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SIEMENS AG | 14 | 1979–1995 |
| METALLGESELLSCHAFT AG | 5 | 1984–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Heusenstamm, DE | 15 | 1979–1995 |