Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5493828 | Stressing anchorage for prestressing elements in a part of a structure | David Rogowsky | 1996-02-27 |
| 5345742 | Force transfer body for an anchorage | David Rogowsky | 1994-09-13 |
| 5180253 | Arrangement of prestressing tendons in a pressure tunnel | Peter Marti | 1993-01-19 |
| 5066167 | Prestressed concrete lining in a pressure tunnel | Peter Marti | 1991-11-19 |
| 5038834 | Encasing tubing having continuous bonding enhancing properties | — | 1991-08-13 |