Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9013257 | Apparatus and method for holding magnetic bodies during their magnetization and for inserting the magnetized bodies into a component of a magnetic system | — | 2015-04-21 |
| 7165429 | Device for and method of electromagnetic high energy pulse deformation of workpieces, in particular metal sheets of electrically conductive material | — | 2007-01-23 |
| 7012497 | Transformer for producing high electrical currents | — | 2006-03-14 |
| 5864274 | Magneto-mechanical power system | Erich Steingroever | 1999-01-26 |
| 5374915 | Magnetizing device for permanent magnet rings that are bipolar on the end faces or multipolar on the lateral faces | Erich Steingroever | 1994-12-20 |
| 5079534 | Electromagnet with press die and adjustable air gap | Erich Steingroever | 1992-01-07 |
| 4794358 | Magnetic field coil with disc-shaped conductor | Erich Steingroever | 1988-12-27 |
| 4782293 | Process for adjusting the magnetic field strength of permanent magnets | Erich Steingroever | 1988-11-01 |
| 4638280 | Multipolar magnetizing device provided with cooling means | Erich Steingroever | 1987-01-20 |
| 4625166 | Method for measuring magnetic potentials using hall probes | Erich Steingroever | 1986-11-25 |
| 4529954 | Magnetizing apparatus for anisotropic permanent magnets | Erich Steingroever | 1985-07-16 |
| 4470031 | Multipolar magnetizing device for permanent magnets | Erich Steingroever | 1984-09-04 |
| 4463313 | Field coil for use with potential coil for measuring inner field intensity of magnetic material | Erich Steingroever | 1984-07-31 |
| 4449095 | Process and apparatus for recording hysteresis curves of magnetic materials | Erich Steingroever | 1984-05-15 |
| 4384313 | Process for demagnetizing components by alternating magnetic fields of varying intensity | Erich Steingroever | 1983-05-17 |
| 4381492 | Apparatus for magnetizing multipolar permanent magnets | Erich Steingroever | 1983-04-26 |
| 4354218 | Process and apparatus for multi-polar magnetization of annular permanent magnets | Erich Steingroever | 1982-10-12 |
| 4238734 | Apparatus for measuring the magnetic moments of a body using a magnetic field generated by a permanent magnetic | Erich Steingroever | 1980-12-09 |