Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5153349 | Process for the preparation of cypermethrine isomers | Sandor Zoltan, Gyorgy Hidasi, Bela Bertok, Istavan Szekely, Janis Hajimichael +7 more | 1992-10-06 |
| 4591524 | Chromatographic sheet of layer for pressurized layer chromatographic apparatus | Erno Tyihak, Emil Mincsovics, Jozsef Knoll, Sandor Zoltan, Peter Tetenyi +2 more | 1986-05-27 |