Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7359828 | Process for plotting the shape of a contour of a previously machined ophthalmic lens | Sylvaine Millet | 2008-04-15 |
| 7253974 | Method for trimming a spectacle lens | Ludovic Jouard | 2007-08-07 |
| 7201631 | Automatic or semi-automatic device for trimming an ophthalmic lens | James Thepot | 2007-04-10 |
| 7004821 | Process for bevelling an ohthalmic lens including a plotting stage without contact | Sylvaine Millet | 2006-02-28 |
| 6896587 | Process for grinding an ophthalmic lens, including a plotting operation without contact | Sylvaine Millet | 2005-05-24 |
| 6888626 | Device for automatically detecting characteristics of an ophthalmic lens and an automatic device for fitting a centering and drive peg incorporating it | Xavier Levecq, Fabien Divo | 2005-05-03 |
| 6813033 | Optical method of reading the shape of a profile and application thereof to reading the inside edge of a spectacle frame rim | René Alfred Farcy, Florent Guirriec, Emmanuel Almeras | 2004-11-02 |
| 6510362 | Method of determining the trajectory of the groove to be machined in the edge of a lens to be fitted to a “metal supra” type spectacle frame | — | 2003-01-21 |
| 5806198 | Template for calibrating an ophthalmic lens grinding machine, and corresponding calibration method | — | 1998-09-15 |
| 5802731 | Calibration gage for calibrating a device for reading off eyeglass frame contours, and corresponding calibration method | Henri Hougas, Patrick Horel | 1998-09-08 |
| 5549503 | Ophthalmic lens grinding machine | Michel Nauche | 1996-08-27 |