Quantel S.A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Quantel S.A..The latest application filed is for "optical filtering element and a spectral refining device including the same".
- Quantel S.A. - Orsay FR
- Quantel S.A. - FR FR
- Quantel S.A. - Vigneux FR
| Patent | Date |
|---|---|
| Optical filtering element and a spectral refining device including the same Grant 4,490,021 - Moya December 25, 1 | 1984-12-25 |
| Mirror having a variable focal length Grant 4,420,222 - Bret , et al. December 13, 1 | 1983-12-13 |
| Objective having a variable focal length Grant 4,407,567 - Michelet , et al. October 4, 1 | 1983-10-04 |
| Thick optical element having a variable curvature Grant 4,298,247 - Michelet , et al. November 3, 1 | 1981-11-03 |
| Optical system having a variable focal length Grant 4,289,379 - Michelet September 15, 1 | 1981-09-15 |
| Process for eliminating small-scale intensity fluctuations of laser beams Grant 3,999,144 - Bret December 21, 1 | 1976-12-21 |
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