Issued Patents All Time
Showing 1–8 of 8 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, Alexei D. Terskov, Vladimir P. Boginsky, Jury N. Syryamin | 1988-10-11 |
| 4722403 | Annular air-hammer apparatus for drilling holes | Alexandr D. Kostylev, Boris B. Danilov, Vladimir P. Boginsky, Jury N. Syryamin, David Kogan +2 more | 1988-02-02 |
| 4709768 | Annular air hammer apparatus for drilling wells | Alexandr D. Kostylev, Vladimir P. Boginsky, Jury N. Syryamin, Boris B. Danilov, David Kogan +1 more | 1987-12-01 |
| 4705119 | Annular air-hammer apparatus for drilling holes | Alexandr D. Kostylev, Boris B. Danilov, Vladimir P. Boginsky, David Kogan, Oleg V. Smirnov +1 more | 1987-11-10 |
| 4653596 | Percussive air tool | Alexandr D. Kostylev, Jury N. Syryamin, 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, Jury N. Syryamin, 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 | Vladimir P. Boginsky, Vladimir P. Gileta, Jury N. Syryamin, Alexei D. Terskov | 1984-12-11 |
| 4205727 | Clamping means for a device for driving flexible rod-shaped elements in soil | Vladimir P. Boginsky, Alexei D. Terskov, Vasily V. Mukhaev | 1980-06-03 |