Issued Patents All Time
Showing 126–148 of 148 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5166514 | Optical plug system for optical measuring device | — | 1992-11-24 |
| 5143595 | Preparation of oxidation-stable and low-temperature-stable base oils and middle distillates | Juergen Thomas, Roland Spahl, Thomas Anstock, Ansgar Eisenbeis | 1992-09-01 |
| 4917716 | Process for purifying a gaseous mixture | Hans Becker, Herwig Landes, Hans Jungfer | 1990-04-17 |
| 4876265 | Process and compositions for controlling mites parasitizing on honey bees | — | 1989-10-24 |
| 4872080 | Protective circuit for a semiconductor laser | Christian Hentschel | 1989-10-03 |
| 4726717 | Deep-bore drilling machine | — | 1988-02-23 |
| 4693407 | Power impact device, particularly for fasteners | Manfred Buck, Siegfried Fehrle, Martin Holzel, Wilfried Kabatnik, Karl Wanner | 1987-09-15 |
| 4637363 | Multi-cylinder internal-combustion engine control device | — | 1987-01-20 |
| 4625105 | Electro-optic circuit with source control feedback | Christian Hentschel | 1986-11-25 |
| 4598199 | Safety device for controlling a light signal generator based on fiber position | Christian Hentschel | 1986-07-01 |
| 4565313 | Drive-in apparatus particularly an electric tacker for driving in fasteners | Manfred Buck, Karl Wanner | 1986-01-21 |
| 4548618 | Process and apparatus for the separation of a mixture of gases | Gerhard Linde, Manfred Boelt, Peter S. Burr | 1985-10-22 |
| 4537264 | Power-driven hand tool | Karl Wanner, Jorg Falchle, Manfred Bleicher, Frank Müller | 1985-08-27 |
| 4487272 | Impacting drill | Manfred Bleicher, Karl Wanner | 1984-12-11 |
| 4473385 | Lower pressure fractionation of waste gas from ammonia synthesis | Rainer Fabian, Herwig Landes | 1984-09-25 |
| 4456076 | Power-driven hand tool | Karl Wanner, Jorg Falchle, Manfred Bleicher, Frank Müller | 1984-06-26 |
| 4418063 | Growth promoting quinoxaline-di-N-oxide carboxamides | — | 1983-11-29 |
| 4393827 | Multicylinder internal combustion engine, especially for automotive vehicles and process for supplying of a fuel-air mixture thereto | — | 1983-07-19 |
| 4333931 | Method of combatting harmful microorganisms using quinoxaline compounds | — | 1982-06-08 |
| 4305249 | Multicylinder internal combustion engine, especially for automobiles and method of operating same | Klaus Schellmann | 1981-12-15 |
| 4280359 | Rotary cam drive for impact tool | Karl Wanner, Jorg Falchle, Manfred Bleicher, Frank Müller | 1981-07-28 |
| 4254120 | Growth promoting quinoxaline-di-N-oxide carboxamides | — | 1981-03-03 |
| 4208058 | Shaft seal | Karl Wanner, Martin Holzel | 1980-06-17 |