Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7094132 | Method of and apparatus for magnetic-abrasive machining of wafers | — | 2006-08-22 |
| 6146245 | Method of and device for machining flat parts | Leonid Igelshteyn, Savva Feygin | 2000-11-14 |
| 6036580 | Method and device for magnetic-abrasive machining of parts | Leonid Igelshteyn, Savva Feygin | 2000-03-14 |
| 5846270 | Magnetic-abrasive powder and method of producing the same | Savva Feygin, Leonid Igelstyn | 1998-12-08 |
| 5813901 | Method and device for magnetic-abrasive machining of parts | — | 1998-09-29 |
| 5775976 | Method and device for magnetic-abrasive machining of parts | Savva Feigyn, Leonid Igelshteyn | 1998-07-07 |
| 5185917 | Method of machining keyways in shafts | — | 1993-02-16 |