Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5585038 | Conductive plastics material and a method for its preparation | Esko Savolainen, Esa Virtanen, Toivo K arn a, Jukka Laakso, Heikki Ruohonen +3 more | 1996-12-17 |
| 5585040 | Conductive plastics material and a method for its preparation | Esko Savolainen, Esa Virtanen, Toivo Karna, Jukka Laakso, Heikki Ruohonen +3 more | 1996-12-17 |