Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6442844 | Cutting knife for cutting through adhesive beads on glass panes of vehicles | Peter Grunikiewicz | 2002-09-03 |
| 6434835 | Cutting knife for cutting through adhesive beads on glass panes of vehicles | Peter Grunikiewicz | 2002-08-20 |
| 6422110 | Cutting knife for severing tough elastic materials and production method therefor | Stefan Gahlert | 2002-07-23 |
| 6099397 | Power sander | — | 2000-08-08 |
| D284861 | Computer display monitor for use in testing electric and electronic circuitry | Kurt Groetzner | 1986-07-29 |
| D281233 | Circuit board testing equipment | Kurt Groetzner | 1985-11-05 |
| D281234 | Circuit board testing equipment | Kurt Groetzner | 1985-11-05 |
| D278890 | Circuit board testing equipment | Kurt Groetzner | 1985-05-21 |
| D278692 | Circuit board testing equipment | Kurt Groetzner | 1985-05-07 |
| 4488299 | Computerized versatile and modular test system for electrical circuits | Michael Fellhauer, Otto Holzinger, Klaus Vits | 1984-12-11 |
| 4311924 | Pulse amplifier with zero crossing point detection | Werner Breckel | 1982-01-19 |
| 4242995 | Performance optimizing control system for an internal combustion engine | Herbert Schramm | 1981-01-06 |
| 4212280 | Ignition system for internal combustion engines | Jurgen Fresow | 1980-07-15 |
| 4181112 | High-voltage ignition system to generate a spark for an internal combustion engine, and method to generate the spark energy | Gunter Grather, Josef Wahl, Friedrich Rabus, Karl-Heinz Adler | 1980-01-01 |