Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495913 | Semiconductor clamped-stack assembly | — | 2002-12-17 |
| 6441407 | Gate controlled thyristor driven with low-inductance | Thomas P. Keller, Sven Klaka, Alexander Klett, Philippe Maibach, Bjorn Odegard +1 more | 2002-08-27 |
| 6229228 | High-speed disconnector using semiconductor technology | Peter Dahler | 2001-05-08 |
| 6191640 | Method and device for driving a turn-off thyristor | Ard Coenraads | 2001-02-20 |
| 6178076 | Power-electronic circuit arrangement for compensating for mains system disturbances and mains voltage reductions | Peter Dahler | 2001-01-23 |
| 6166456 | High-speed disconnector using semiconductor technology | — | 2000-12-26 |
| 6072200 | Gate unit for a hard-driven GTO | Enrico Piccioni | 2000-06-06 |
| 6052296 | Power breaker | Peter Dahler, Osvin Gaupp | 2000-04-18 |
| 6009009 | Low-inductance converter | — | 1999-12-28 |
| 5805437 | Power electronic circuit arrangement having plural power converters | — | 1998-09-08 |
| 5768114 | Converter circuit arrangement | Jochen Rees | 1998-06-16 |
| 5731967 | Converter circuit arrangement with minimal snubber | — | 1998-03-24 |
| 5729446 | Converter circuit arrangement with actively controllable current and voltage rise limiting means | — | 1998-03-17 |
| 5544035 | Converter arrangement having a low-inductance commutation circuit | Conrad Beriger, Herbert Stemmler, Johannes Werninger | 1996-08-06 |
| 5493247 | Gate circuit for hard driven GTO | — | 1996-02-20 |
| 5345096 | Turn-off high-power semiconductor component with low inductive housing | — | 1994-09-06 |
| 5237225 | Switching arrangement for an RF GTO | — | 1993-08-17 |
| 5235487 | Inverter with overload current protection | — | 1993-08-10 |
| 5210451 | Power semiconductor circuit | Herve de Lambilly, Ferdinand Steinruck | 1993-05-11 |
| 5153695 | Semiconductor gate-controlled high-power capability bipolar device | Jens Gobrecht, Jan Voboril | 1992-10-06 |
| 5150287 | Quarter-bridge circuit for high currents | — | 1992-09-22 |
| 5063436 | Pressure-contacted semiconductor component | Helmut Keser | 1991-11-05 |
| 4967255 | Controllable power semiconductor component | Friedhelm Bauer | 1990-10-30 |
| 4952990 | Gate turn-off power semiconductor component | — | 1990-08-28 |
| 4885657 | Thyristor with turn-off facility and overvoltage protection | — | 1989-12-05 |