Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136753 | System for drainage of surface water | — | 2021-10-05 |
| 9920533 | Drain | — | 2018-03-20 |
| 9828758 | Sewer system | — | 2017-11-28 |
| 9116053 | System for measurement with pearls | — | 2015-08-25 |
| 5531543 | Device for ensuring free water passage to roof rainwater outlets in connection with ice formation | — | 1996-07-02 |