Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4436689 | Process for the production of polymer filaments having high tensile strength | Paul Smith, Pieter J. Lemstra, Robert Kirschbaum | 1984-03-13 |
| 4411854 | Process for the production of filaments with high tensile strength and modulus | Franciscus Hubertus Jacobus Maurer, Paul Smith | 1983-10-25 |