Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4243901 | Eddy current machine brake control device | Ilya I. Vorona, Mark B. Perchenok, Evgeny V. Chegodaev, Valentin I. Chulin | 1981-01-06 |
| 4242609 | Water-cooled electromagnetic brake | Nikolai A. Burenkov, Mikhail G. Derevyanchenko, Alexandr V. Kuprianov, Mark B. Perchenok, Evgeny V. Chegodaev +1 more | 1980-12-30 |
| 4234809 | Electromagnetic brake | Nikolai A. Burenkov, Mark B. Perchenok, Alexandr V. Kuprianov, Evgeny V. Chegodaev, Valentin I. Chulin | 1980-11-18 |