Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6451615 | Colored indicator to measure the distribution of the hydrocarbon families contained in a mixture, the procedure for obtaining it, and its uses | Luc Seyfried, Dominique Lefebvre | 2002-09-17 |