Issued Patents 2002
Showing 1–3 of 3 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 | Alain Drouart, Benoit Gouez, Yves Lumineau, Jean-Florent Campion | 2002-11-12 |
| 6474105 | Modulating a diameter-increasing step of a fiber preform with no modulation prior to a predetermined diameter | Benoit Gouez | 2002-11-05 |
| 6412310 | Apparatus for gravity feeding powder to a plasma torch for manufacturing glass fiber performs | Alain Drouart, Benoit Gouez | 2002-07-02 |