Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8836585 | Radio-frequency transponder for marking wood products and method of manufacturing thereof | Janne Häkli, Kaarle Jaakkola, Kaj Nummila, Kari Kolppo | 2014-09-16 |
| 8511570 | Transponder, transponder kit, method of applying the transponder and product comprising the transponder | Janne Häkli, Kaarle Jaakkola, Kaj Nummila, Bo Axelsson, Kari Kolppo | 2013-08-20 |
| 7714593 | Radiofrequency based sensor arrangement and a method | Timo Varpula, Heikki Seppä | 2010-05-11 |