Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4392047 | Non-consumable electrode | David G. Bykhovsky, Evgeny F. Olennikov, Alla V. Lopatina | 1983-07-05 |
| 4213027 | Method of treating electrodes intended for operation in argon as cathodes of an electric arc | David G. Bykhovsky | 1980-07-15 |