Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5930697 | Heterodyne receiver with synchronous demodulation for receiving time signals | Matthias Eichin | 1999-07-27 |
| 5719578 | Folding amplifier for the construction of an A/D converter | — | 1998-02-17 |
| 5541550 | Electronic load resistor circuit | — | 1996-07-30 |
| 5530391 | Filter circuit with a resonator operated in series resonance | Johann Burkhart, Johann Traub, Konrad Hirsch | 1996-06-25 |
| 5473529 | Circuit arrangement for rectifying an AC voltage signal with a plurality of differential amplifier stages | — | 1995-12-05 |
| 5451908 | Circuit arrangement with controlled pinch resistors | — | 1995-09-19 |
| 5283532 | Receiver having a local oscillator first synchronized to a reference frequency and then to a received signal | Johann Burkhart, Johann Traub | 1994-02-01 |
| 5245218 | Electric circuit for stabilizing the transfer impedance of an integrated circuit | Heinz Rinderle, Gunter Gleim, Elke Rosch | 1993-09-14 |
| 4956615 | Input circuit for high-frequency amplifiers | Gunter Gleim | 1990-09-11 |
| 4937534 | Band-pass amplifier | — | 1990-06-26 |
| 4855626 | Controllable integrator | — | 1989-08-08 |
| 4785231 | Reference current source | Jurgen Sieber | 1988-11-15 |
| 4770097 | Mining method with no delay between shot initiator and firing | John W. Wilson, Arthur E. Roffe, Derek O'Beirne, Ratikant Koovarjee, Ivan M. Pleaner | 1988-09-13 |
| 4734598 | Controllable integrator | — | 1988-03-29 |
| RE32479 | Feedback amplifier or threshold value switch for a current feed differential stage | — | 1987-08-18 |
| 4644257 | Band gap circuit | Heinz Rinderle, Martin Siegle | 1987-02-17 |
| 4623792 | Core logging | Max M. Lazerson | 1986-11-18 |
| 4580684 | Radiometric measurement | Max M. Lazerson | 1986-04-08 |
| 4449404 | Thermoelectric level measuring device | Heinz Rinderle, Jurgen Sieber | 1984-05-22 |
| 4445615 | Sorting system calibration | Max M. Lazerson | 1984-05-01 |
| 4434365 | Radiometric methods and means | Max M. Lazerson | 1984-02-28 |
| 4422033 | Temperature-stabilized voltage source | Willy Minner, Martin Siegle, Heinz Rinderle | 1983-12-20 |
| 4417817 | Volumetric measurement of particles | Ian D. Van Zyl, Max M. Lazerson | 1983-11-29 |
| 4418321 | Feedback amplifier or threshold value switch for a current feed differential stage | — | 1983-11-29 |
| 4407415 | Method of grade determination including compensation | Max M. Lazerson | 1983-10-04 |