Inventor
Hans Gruner
Inventor
Duisburg, DE
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Dprimary
B22DCasting of metals41%
C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel14%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
B23BTurning5%
B23CMilling5%
B25JManipulators5%
B60TVehicle brake control systems or parts thereof5%
F27DDetails or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace5%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
5,097,938'Apparatus for transferring test strips to an examining apparatus'19924,619,306'Quality control in multiple continuous casting plants'19864,539,042'Preventing an increase of the nitrogen content in molten steel'19854,531,567'Injection and feeder pipe for apparatus for continuous casting of steel'19854,458,155'Device for inspecting a casting'19844,403,230'Inspection of castings'19834,154,604'Feeding additives into the interior of molten metal'19794,140,300'Supervising casting flow'19794,124,515'Casting powder'19784,121,923'Crystalline structure in continuously cast steel ingot'19784,118,018'Cover device for casting vessels, ladles or other metallurgical treatment containers'19784,100,959'Treating a stream of molten metal'19784,024,959'Mechanical handling apparatus'19774,019,560'Spray cooling of continuously cast ingots'19774,006,995'Drill for use in a boring machine'19773,982,795'Multi-circuit air-brake system, in particular for motor vehicles'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to GRAUBREMSE GMBH (1)· patent assignee history
1977–1986Patents assigned to MANNESMANN AG (12)· patent assignee history
1977Patents assigned to GRUNER HANS (2)· patent assignee history
1977–1978Based in Duisburg-Rahm, DE· patent location history
1977Based in Hausen, DE· patent location history
1977Based in Hausen (Fils), DT· patent location history
1978–1986Based in Duisburg, DE· patent location history
1992Patents assigned to BOEHRINGER MANNHEIM GMBH (1)· patent assignee history
1992Based in Mannheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MANNESMANN AG | 12 | 1977–1986 |
| GRUNER HANSself | 2 | 1977 |
| BOEHRINGER MANNHEIM GMBH | 1 | 1992 |
| GRAUBREMSE GMBH | 1 | 1976 |
Locations
| Location | Patents | Span |
|---|---|---|
| Duisburg, DE | 10 | 1978–1986 |
| Duisburg-Rahm, DE | 2 | 1977–1978 |
| Mannheim, DE | 1 | 1992 |
| Hausen, DE | 1 | 1977 |
| Hausen (Fils), DT | 1 | 1977 |