Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655764 | Method of manufacturing a cover for communication devices | Eero Maki-Tulokas, Tomi Kanninen, Pekka Hakanen | 2003-12-02 |
| 5349627 | Method and apparatus for marking a film in a dark room | Arto Virta, Pekka Strommer | 1994-09-20 |