Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922093 | Method and a device for determining the number of people present in a determined space by processing the grey levels of points in an image | Michel Fardeau, Yves Guern, Jean-Marc Drevon | 1990-05-01 |