Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477864 | Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preform | Benoit Gouez, Yves Lumineau, Pierre Ripoche, Jean-Florent Campion | 2002-11-12 |
| 6412310 | Apparatus for gravity feeding powder to a plasma torch for manufacturing glass fiber performs | Benoit Gouez, Pierre Ripoche | 2002-07-02 |