Inventor
JONCOUR CHRISTIAN
FR16 patents
⚠️ This page may combine multiple inventors who share the name “JONCOUR CHRISTIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ESSILOR INT
12 patentsUS4653881AMar 31, 1987
Apparatus for measuring the parameters required when mounting ophthalmic lenses upon a spectacles frame
ESSILOR INT34 citations92
US4625418ADec 2, 1986
Apparatus for determining the diameter of a lens to fit an eyeglass frame
ESSILOR INT19 citations75
US5398460AMar 21, 1995
Method for checking that lenses to be fitted to an eyeglass frame match the contour of the rims or surrounds of the frame
ESSILOR INT11 citations73
US4798459AJan 17, 1989
Ophthalmic lens centering device
ESSILOR INT7 citations73
US5845408ADec 8, 1998
Contour reading device, in particular for eyeglass lenses
ESSILOR INT7 citations72
US5070657ADec 10, 1991
Device for fastening a holding part on an eyeglass lens
ESSILOR INT14 citations68
US4626088ADec 2, 1986
Ocular parameter measuring device with digitally controlled virtual graticules
ESSILOR INT7 citations66
US5027492AJul 2, 1991
Device for fitting temporary securing means to a workpiece
ESSILOR INT4 citations62
US4650300AMar 17, 1987
Luminous source for measuring device of the ocular parameters of a subject
ESSILOR INT2 citations62
US5946074AAug 31, 1999
Apparatus for centering a spectacles lens and positioning a gripping member thereon
ESSILOR INT6 citations59
US5209026AMay 11, 1993
Device for fastening a holding part on an eyeglass lens, incorporating a lockable arm
ESSILOR INT5 citations57
US5181344AJan 26, 1993
Device for fastening a holding part on an eyeglass lens
ESSILOR INT5 citations56