Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828391 | Plastified novolaks as additive to rubber mixtures | Thomas Burkhart | 2004-12-07 |
| 6686418 | Rubber products with low heat build up on mechanical stressing | Frank Scholl, Helmut Eckes | 2004-02-03 |