Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5088858 | Method and apparatus for constructing a column-shaped marine structure and structure produced thereby | — | 1992-02-18 |
| 5050290 | Process for manufacturing of a lost casing from modular frames | — | 1991-09-24 |
| 5002434 | Method and apparatus for placing a hollow column in the hard bottom of a body of water in particular in a rock bottom | — | 1991-03-26 |
| 4923335 | Process and device for the production of a marine engineering structure, such as a pier, jetty and the like | — | 1990-05-08 |