Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686513 | Process for the production of stabilizer concentrate for polyamide | — | 1997-11-11 |
| 5627257 | Process for the production of polyamides on the basis of .alpha.,.omega.-dinitriles | — | 1997-05-06 |
| 5432254 | Discontinuous catalytic process for the production of polyamide-6,6 | Hans Hofmann | 1995-07-11 |
| 5306804 | Discontinuous process for the production of a polyamide-6,6 | Hans Hofmann | 1994-04-26 |