Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7893775 | Frequency diverse discrete-time phase-lock device and apparatus | David A. Luiz | 2011-02-22 |
| 7363824 | Flow sensor | Berthold Schocker, Peter Buhl | 2008-04-29 |
| 6805569 | Unit consisting of a proximity switch and a cable terminal part and a process for its manufacture | — | 2004-10-19 |
| 6614335 | Unit consisting of a proximity switch and a cable terminal part and a process for its manufacture | — | 2003-09-02 |
| 6188213 | Electronic, preferably proximity-type, switching device | Reinhard Teichmann | 2001-02-13 |
| 5363601 | Grinding bit | Lawrence C. Baltazar | 1994-11-15 |
| 5359814 | System for grinding a workpiece | Lawrence C. Baltazar, David Wayne Davis | 1994-11-01 |
| 5197228 | Method of and machine for grinding a workpiece | John Sharkey, Lawrence C. Baltazar | 1993-03-30 |
| 4995476 | Safety attachments for ladders | — | 1991-02-26 |
| 4932256 | Heat transmission measuring instrument, in particular flow monitor | Gerd Marhofer | 1990-06-12 |
| 4900879 | Insulation system for magnetic windings | Helmut H. Landeck, Henry J. Luer | 1990-02-13 |
| 4856329 | Heat transfer measurement device, in particular flow monitor | Gerd Marhofer | 1989-08-15 |
| 4849874 | Single mag amp control system for regulating bipolar voltage output of a power converter | Ralph Walk, Pradhuman S. Zaveri | 1989-07-18 |
| 4748740 | Automatic component mounting machine | Gerd Marhofer | 1988-06-07 |
| 4728433 | Ultrafiltration regulation by differential weighing | John R. Burbank, John R. Montgomery | 1988-03-01 |
| 4663542 | Electronic proximity sensor | Gerd Marhofer | 1987-05-05 |
| 4551637 | Electronic monitoring system with direct-current power supply | Jean-Luc Lamarche | 1985-11-05 |
| 4543566 | Electronic monitoring system with malfunction indicator | Gerd Marhofer, Hans-Dieter Gesthuysen | 1985-09-24 |
| 4543497 | Electronic monitoring system with selective signal inversion | Jean-Luc Lamarche | 1985-09-24 |
| 4525699 | Electronic monitoring system with malfunction indicator | Michael Friedrich, Hans-Dieter Gesthuysen, Gerd Marhofer | 1985-06-25 |
| 4481559 | Mounting structure for components of electronic switching device | Norbert Lichte | 1984-11-06 |
| 4477695 | Microprocessor operated telecommunications interface for a terminal of an automatic teletypewriter switching service | — | 1984-10-16 |
| 4424458 | Contactless proximity sensor with multilevel response | Gerd Marhofer | 1984-01-03 |
| 4336491 | Electronic monitoring system stabilized against accidental triggering | Ingo S. Ozech | 1982-06-22 |
| 4225748 | Switching device, especially for electronic contactless switches, e.g. proximity switches | Gerd Marhofer | 1980-09-30 |