Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9709206 | Tubular liner having an outer tubular film connected in an overlapping manner by adhesive tape, for lining pipelines, and method for manufacturing same | Stefan Blenke | 2017-07-18 |
| 9334998 | Tubular liner for rehabilitating defective sewers | — | 2016-05-10 |
| 8978708 | Tubular liner for the rehabilitation of defective sewers with an integral longitudinal pull strap and reinforcing layer | Tim Brandenburger, Philipp Bergmann | 2015-03-17 |