Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823926 | Electric motor regulating and control drive having a clutch-brake unit | Hilmar Wittler, Adolf H. Martin | 1989-04-25 |
| 4712660 | Electromotive variable-speed and control drive particularly for use in industrial sewing machines | Hans Erndt, Erich Link, Adolf H. Martin, Hilmar Wittler | 1987-12-15 |
| 4687461 | Multiple rotary drive system for a textile-working machine | Hans Erndt | 1987-08-18 |
| 4648855 | Belt guard | Hans Erndt | 1987-03-10 |
| 4361350 | Securing device for a housing cover element, especially for switch boxes having electrical switching devices | Hans Erndt | 1982-11-30 |
| 4328404 | Actuation apparatus for a control switch | Hans Erndt | 1982-05-04 |
| 4324448 | Circuit board with plug connector | Hans Erndt | 1982-04-13 |
| 4289962 | Optoelectronic synchro generator | Hans Erndt | 1981-09-15 |