Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852402 | Dielectric cellular electret film and procedure for its manufacture | Kari Kirjavainen, Jyrki Kroger, Lasse Raisanen | 2005-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852402 | Dielectric cellular electret film and procedure for its manufacture | Kari Kirjavainen, Jyrki Kroger, Lasse Raisanen | 2005-02-08 |