Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9174873 | Material to be used as a concrete additive | Antti Laukkanen, Jan-Erik Teirfolk, Markku Leivo, Hannele Kuosa, Kirsi Kataja | 2015-11-03 |
| 4425109 | Method of piling and a transport storage pile formed of ribbon | Pentti J. Konsti | 1984-01-10 |