Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879984 | Fuel injection pump for internal combustion engines | Helmut Rembold, Gottlob Haag | 1989-11-14 |
| 4856482 | Method of controlling the demagnetization phase of electromagnetic devices, especially of electromagnetic valves of combustion engines | Helmut Rembold, Walter Teegen | 1989-08-15 |
| 4831986 | Fuel injection pump | Helmut Rembold, Walter Schlagmueller | 1989-05-23 |
| 4832312 | Magnetic valve | Helmut Rembold, Manfred Ruoff, Walter Schlagmueller | 1989-05-23 |