Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4893793 | Apparatus for the manufacture of a thermostable amorphous ferromagnetic powder | Yovka D. Dragieva, Zvetan K. Nikolov, Georgi G. Georgiev, Mina S. Slavtcheva-Staikova, Ivanka S. Grozdanova | 1990-01-16 |
| 4822409 | Method for the manufacture of a thermostable amorphous ferromagnetic powder | Yovka D. Dragieva, Zvetan K. Nikolov, Georgi G. Georgiev, Mina S. Slavtcheva-Staikova, Ivanka S. Grozdanova | 1989-04-18 |