Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5219492 | Conductive plastic composites | Jan-Erik Osterholm, Jukka Laakso, Sari Karjalainen | 1993-06-15 |
| 5151221 | Conductive plastic composites | Jan-Erik Osterholm, Jukka Laakso, Sari Karjalainen | 1992-09-29 |