Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4733213 | Layer winding for electrical equipment | — | 1988-03-22 |
| 4730777 | Method and apparatus for winding ring cores, ring coils, ring core parts or ring coil parts | Michael O. Dressel | 1988-03-15 |
| 4697752 | Coil winding machine | Herbert Oppelt | 1987-10-06 |
| 4653178 | Method for the manufacture of a layer winding | — | 1987-03-31 |
| 4311979 | Layered transformer winding | — | 1982-01-19 |