Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9810224 | Electromagnetic power transmission for a rotary-wing aircraft or a fixed-wing aircraft | Pascal Chretien | 2017-11-07 |
| 9499277 | Aircraft comprising a distributed electric power unit with free wheels | Pascal Chretien | 2016-11-22 |
| 4865825 | Process for the decomposition of sodium aluminate liquor for the production of alumina | Henri Grobelny | 1989-09-12 |
| 4818499 | Apparatus for the decomposition of sodium aluminate liquor for the production of alumina | Henri Grobelny | 1989-04-04 |
| 4762684 | Apparatus for decomposing sodium aluminate liquors without agitation to produce alumina | Henri Grobelny, Yves Perret | 1988-08-09 |
| 4666687 | Method and apparatus for decomposing sodium aluminate liquors without agitation to produce alumina | Henri Gobelny, Yves Perret | 1987-05-19 |