Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4368443 | Power electric circuit switching device | Vitaly I. Koshman, Boris S. Gnilitsky, Vyacheslav D. Oborotov, Alexandr M. Ubiiko, Leonid P. Abara | 1983-01-11 |
| 4281304 | Electric circuit switchgear | Vitaly I. Koshman, Boris S. Gnilitsky, Vyacheslav G. Mironenko, Pavel V. Kamshitsky | 1981-07-28 |
| 4277766 | Electric circuit switching device | Vitaly I. Koshman, Pavel V. Kamshitsky | 1981-07-07 |
| 4214291 | Explosion-proof switchgear apparatus | Vitaly I. Koshman, Mikhail A. Nagorny | 1980-07-22 |