Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599391 | Filler for use in paper manufacture and procedure for producing a filler | Markku Leskelä | 2003-07-29 |
| 6530988 | Porous coating pigment and a method for its production | — | 2003-03-11 |