Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4776407 | Clamping attachment to a device for driving rod elements of low rigidity into the ground | Alexandr D. Kostylev, Boris B. Danilov, Boris N. Smolyanitsky, Alexei D. Terskov, Vladimir P. Boginsky | 1988-10-11 |
| 4722403 | Annular air-hammer apparatus for drilling holes | Alexandr D. Kostylev, Boris B. Danilov, Boris N. Smolyanitsky, Vladimir P. Boginsky, David Kogan +2 more | 1988-02-02 |
| 4709768 | Annular air hammer apparatus for drilling wells | Alexandr D. Kostylev, Vladimir P. Boginsky, Boris N. Smolyanitsky, Boris B. Danilov, David Kogan +1 more | 1987-12-01 |
| 4653596 | Percussive air tool | Alexandr D. Kostylev, Boris N. Smolyanitsky, Vladimir P. Boginsky, Alexei D. Terskov, Elena G. Mjuntser +1 more | 1987-03-31 |
| 4516662 | Rod-clamping means of a percussive air tool for driving into the ground and removing therefrom rod-like pieces | Alexandr D. Kostylev, Boris N. Smolyanitsky, Vladimir P. Boginsky, Alexei D. Terskov | 1985-05-14 |
| 4487273 | Gripping tool adapted for use with device for driving rod-shaped elements into and out of the ground | Boris N. Smolyanitsky, Vladimir P. Boginsky, Vladimir P. Gileta, Alexei D. Terskov | 1984-12-11 |