Inventor
JOYEUX DENIS
FR5 patents
⚠️ This page may combine multiple inventors who share the name “JOYEUX DENIS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ESSILOR INT
4 patentsUS5016977AMay 21, 1991
Optical lens for correcting astigmatism
ESSILOR INT494 citations98
US5114220AMay 19, 1992
Multiple contour diffractive lens
ESSILOR INT157 citations97
US5104212AApr 14, 1992
Diffractive contact lens in relief
ESSILOR INT76 citations95
US5172143ADec 15, 1992
Artificial optical lens and method of manufacturing it
ESSILOR INT65 citations94