Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6358872 | Mineral fiber composition | Kirsti Marjatta Karppinen, Michael Perander, Antero Olavi Pehkonen, Seija Marketta Maine | 2002-03-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6358872 | Mineral fiber composition | Kirsti Marjatta Karppinen, Michael Perander, Antero Olavi Pehkonen, Seija Marketta Maine | 2002-03-19 |