Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948949 | Switch module arrangement for use with resistive-type loads | Walter Spitzl | 1990-08-14 |
| 4855971 | Time adjustment arrangement for digital displays | Karlheinz Hammelsbacher | 1989-08-08 |
| 4841493 | Electronic acoustic signal emitter | Erwin Potthof, Henry Fluhrer | 1989-06-20 |
| 4769556 | Electronic clock timer for a kitchen range | — | 1988-09-06 |
| 4749874 | Electronic timer | Werner Arnold, Tilmann Kruger | 1988-06-07 |
| 4684261 | Method for entering a switching program into an electronic timer and arrangement for implementing the method | Werner Arnold, Hans Grasser, Tilmann Kruger | 1987-08-04 |
| 4601589 | Electrical pocket thermometer with digital display | — | 1986-07-22 |
| 4588876 | Arrangement for the support of a program plate | Horst Grimmer, Alfred-Gunther Lunz | 1986-05-13 |
| 4557606 | Power line-operated electronic time-clock | Werner Arnold, Frank Eggebrecht, Hans Grasser | 1985-12-10 |
| 4544813 | Indexing plate for a time switch | Alfred-Gunther Lunz | 1985-10-01 |
| 4494879 | Operating arrangement for an electro-mechanical chronometer | — | 1985-01-22 |
| 4321697 | Process and circuit for the setting of an electronic digital display | Hans Grasser | 1982-03-23 |
| 4300087 | Portable, rechargeable power supply | — | 1981-11-10 |
| 4282513 | Process and arrangement for the electronic control of the input pulses of a manually rotatable pulse generator into an electronic counter | Hans Grasser, Peter Glasmacher | 1981-08-04 |
| 4225776 | Electronic digital time display apparatus | Werner Arnold | 1980-09-30 |
| 4222010 | Control device for rapidly setting an electronic digital display | Werner Arnold | 1980-09-09 |