Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5382667 | Substituted succinimides as corrosion inhibitors | Didier Wilhelm, Alain Blanc | 1995-01-17 |
| 4590228 | Injection composition for filling or reinforcing grounds | Daniel Siegel | 1986-05-20 |
| 4227016 | Process for manufacturing .alpha.-chloroarylacetic acids | Emmanuel Herman, Helmut Diery, Yani Christidis | 1980-10-07 |
| 4191841 | Process for manufacturing 4-hydroxy-3,5-dimethoxy benzoic acid from 3,4,5-trimethoxybenzoic acid | Yani Christidis | 1980-03-04 |