Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D875913 | Prefabricated or preassembled building part | Pasi Puikkonen, Veli-Pekka Lahti, Kaj Friis | 2020-02-18 |
| 9422724 | Seal for a pipe penetration in a roof underlay | Pasi Puikkonen | 2016-08-23 |
| 8522497 | Device for leading pipes of a solar cell through a roof | — | 2013-09-03 |