Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4253868 | Apparatus for nitriding metal materials and ferroalloys under pressure | Ivan Dimov Nikolov, Tzolo V. Rashev, Iliya G. Chorbov, Hristo G. Penchev, Marin I. Marinov +1 more | 1981-03-03 |
| 4231416 | Apparatus for casting metals and other materials under pressure | Ivan Dimov Nikolov, Iliya G. Chorbov | 1980-11-04 |