Inventor
Dietrich Steingroever
Inventor
Bergisch Gladbach, DE
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets56%
G01RMeasuring electric variables16%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
Y10TTechnical subjects covered by former us classification8%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material4%
F16CShafts4%
H01JElectric discharge tubes or discharge lamps4%
PatentTitleYear
9,013,257'Apparatus and method for holding magnetic bodies during their magnetization and for inserting the magnetized bodies into a component of a magnetic system'20157,165,429'Device for and method of electromagnetic high energy pulse deformation of workpieces, in particular metal sheets of electrically conductive material'20077,012,497'Transformer for producing high electrical currents'20065,864,274'Magneto-mechanical power system'19995,374,915'Magnetizing device for permanent magnet rings that are bipolar on the end faces or multipolar on the lateral faces'19945,079,534'Electromagnet with press die and adjustable air gap'19924,794,358'Magnetic field coil with disc-shaped conductor'19884,782,293'Process for adjusting the magnetic field strength of permanent magnets'19884,638,280'Multipolar magnetizing device provided with cooling means'19874,625,166'Method for measuring magnetic potentials using hall probes'19864,529,954'Magnetizing apparatus for anisotropic permanent magnets'19854,470,031'Multipolar magnetizing device for permanent magnets'19844,463,313'Field coil for use with potential coil for measuring inner field intensity of magnetic material'19844,449,095'Process and apparatus for recording hysteresis curves of magnetic materials'19844,384,313'Process for demagnetizing components by alternating magnetic fields of varying intensity'19834,381,492'Apparatus for magnetizing multipolar permanent magnets'19834,354,218'Process and apparatus for multi-polar magnetization of annular permanent magnets'19824,238,734'Apparatus for measuring the magnetic moments of a body using a magnetic field generated by a permanent magnetic'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1982Patents assigned to STEINGROEVER ERICH A (2)· patent assignee history
1980Based in Cologne, DE· patent location history
1982–1992Patents assigned to STEINGROEVER DIETRICH (12)· patent assignee history
1982Based in Koln, DE· patent location history
1983–1992Patents assigned to STEINGROEVER ERICH (11)· patent assignee history
1983–2015Based in Bergisch Gladbach, DE· patent location history
1994–2015Patents assigned to STEINGROEVER MAGNET PHYSIK (5)· patent assignee history
2015Patents assigned to MAGNET PHYSIK (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| STEINGROEVER DIETRICHself | 12 | 1982–1992 |
| STEINGROEVER ERICH | 11 | 1983–1992 |
| STEINGROEVER MAGNET PHYSIK | 5 | 1994–2015 |
| STEINGROEVER ERICH A | 2 | 1980–1982 |
| MAGNET PHYSIK | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bergisch Gladbach, DE | 16 | 1983–2015 |
| Koln, DE | 1 | 1982 |
| Cologne, DE | 1 | 1980 |