Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441290 | Quick-hitch for construction vehicle tools | — | 2022-09-13 |
| 5100111 | Device for the detection of the temperature course of a metal or metal alloy melt using measurement techniques | — | 1992-03-31 |
| 5051599 | Device for recognizing the impact site of a charge carrier beam on a target | Ewald Benes, Martin Groschl, Michael Schmid, Hans-Joachim Siegmund, Gernot Thorn | 1991-09-24 |
| 5047911 | Device for a unipolarly operated electrical circuit component | Wolfgang Sperzel, Horst Landwehr, Johann Sturmer, Guido Hubertus | 1991-09-10 |
| 5022044 | Directly heatable crucible for induction melting furnaces | — | 1991-06-04 |
| 4995733 | Measurement sensor for the detection of temperatures in metal or alloy melts | Jurgen Schadlich-Stubenrauch, Alfred Hediger | 1991-02-26 |
| 4973818 | Device and method for the control and monitoring of an electron beam for metal working | Harald Bittenbrunn, Gernot Thorn | 1990-11-27 |
| 4895631 | Process and apparatus for controlling the reactive deposit of coatings on substrates by means of magnetron cathodes | Peter Wirz | 1990-01-23 |
| 4843246 | Apparatus for detecting the position of incidence of a beam of charge carriers on a target | Ewald Benes, Franz Viehbock, Herbert Stori, Gernot Thorn | 1989-06-27 |
| 4832496 | Method and apparatus for measuring the monocrystal diameter and the melt level during crucible drawing in the Czochralski process | — | 1989-05-23 |
| 4823263 | Apparatus for controlling the operation of tipping a melting crucible | Jurgen Bruch | 1989-04-18 |
| 4797897 | Apparatus for controlling the distance of a melting electrode from the surface of the melted material in a vacuum arc furnace | Otto W. Stenzel | 1989-01-10 |
| 4787023 | Power supply apparatus | — | 1988-11-22 |
| 4748311 | Inverter with power supply to chopper through parallel resonant circuit tuned to twice the chopper frequency | Johann Sturmer | 1988-05-31 |
| 4700281 | Direct-current-alternating-current inverter comprising a load which gains by forcing an output voltage of the direct-current-alternating-current inverter having a defined wave shape and frequency | Gernot Thorn, Johann Sturmer, Dietrich Dahlinger, Guido Hubertus, Wolfgang Sperzel | 1987-10-13 |
| 4320305 | Method and voltage source for producing a smoothed voltage from three-phase current | — | 1982-03-16 |
| 4314182 | System for controlling the power of a high-voltage electron beam generator | Wolfgang Sperzel, Jurgen Petzoldt | 1982-02-02 |
| 4283260 | Method and system for regulating the discharge process in a cathode sputtering apparatus | Konrad Priess | 1981-08-11 |
| 4194078 | Apparatus for regulating the depth of immersion of consumable electrodes in electroslag remelting furnaces | — | 1980-03-18 |