Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631628 | Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preform | Alain Drouart, Benoit Gouez, Yves Lumineau, Pierre Ripoche | 2003-10-14 |