Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5954855 | Method for electric steelmaking | Gregory M. Gitman, Grigori Galperine | 1999-09-21 |
| 5904895 | Apparatus for electric steelmaking | Gregory M. Gitman, Grigori Galperine | 1999-05-18 |
| 5858302 | Apparatus for electric steelmaking | Gregory M. Gitman, Grigori Galperine | 1999-01-12 |
| 5843368 | Apparatus for electric steelmaking | Gregory M. Gitman, Grigori Galperine | 1998-12-01 |
| 5788921 | Apparatus for electric steelmaking | Gregory M. Gitman, Grigori Galperine | 1998-08-04 |
| 5714113 | Apparatus for electric steelmaking | Gregory M. Gitman, Grigori Galperine | 1998-02-03 |
| 5401003 | Method and apparatus for flame gunning | Rafik Aizatulov, Grigori Galperine, Gregory M. Gitman, Iakov Grenader, Boris Kustov +1 more | 1995-03-28 |