Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993696 | Electrically conductive thermoplastic elastomeric composition and its use | Kalle Hanhi, Keijo Pyorala | 1999-11-30 |
| 5981665 | Polyolefine-polyacrylate based thermoplastic elastomer | Torvald Vestberg, Tommi Vainio, Kalle Hanhi, Harri Jukarainen | 1999-11-09 |