Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357967 | Method for making coil groups of electric machines | Isaak Y. Feldshtein, Valery S. Epifanov, Vladimir N. Olefirenko, Jury I. Karelov, Alexandr A. Boyarsky | 1982-11-09 |
| 4272033 | Device for forming taps when winding electrical coils | Isaak Y. Feldshtein, Valery S. Epifanov, Vladimir N. Olefirenko, Jury I. Karelov, Alexandr A. Boyarsky | 1981-06-09 |