Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4400115 | Method for depositing material on the ocean bed and apparatus for performing the same | Pierre Biancale, Pierre Lemercier, Jean-Pierre Moreau, Jean Vertut | 1983-08-23 |
| 4343098 | Apparatus for mining nodules beneath the sea | Pierre Balligand, Pierre Lemercier, Paul Marchal, Jean Vertut | 1982-08-10 |
| 4338043 | Method for depositing material on the ocean bed and apparatus for performing the same | Pierre Biancale, Pierre Lemercier, Jean-Pierre Moreau, Jean Vertut | 1982-07-06 |
| 4280288 | Modular draging unit for collecting solid bodies on an underwater bed | Paul Marchal, Victor Roussel, Jean Vertut | 1981-07-28 |
| 4231171 | Method and apparatus for mining nodules from beneath the sea | Pierre Balligand, Pierre Lemercier, Paul Marchal, Jean Vertut | 1980-11-04 |