Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4550164 | Process for preparing 2-methyl-2-hydroxypropyl piperazine-1-carboxylate compounds | Donald E. Kuhla, Constantine Sklavounos | 1985-10-29 |
| 4303689 | Flavoring with pyrazine derivatives | Max Winter, Fritz Gautschi, Ivon Flament, Max Stoll | 1981-12-01 |