Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6307192 | Ovenable food tray and its manufacturing method | Jack Owe Lennart Ulfstedt, Liisa Marjatta Kukko | 2001-10-23 |
| 6200644 | Methods for manufacturing packaging board | Jack Owe Lennart Ulfstedt, Liisa Marjatta Kukko | 2001-03-13 |
| 5993977 | Polymeric material and its use in multilayer products | Erkki Laiho, Markku Sainio, Seppo Kuusela, Elina Koski, Riitta Koskiniemi +1 more | 1999-11-30 |
| 5840385 | Cover for product package and method for producing same | Riitta Koskiniemi, Matti Salste | 1998-11-24 |
| 5738933 | Mutli-layer product | Riitta Koskiniemi, Matti Salste | 1998-04-14 |