Inventor
VARTIAINEN ISMO
FI7 patents
Patents
7 patentsUS11086065B2Aug 10, 2021
Diffractive grating with variable diffraction efficiency and method for displaying an image
DISPELIX OY2 citations69
US11391870B2Jul 19, 2022
Height-modulated diffractive master plate and method of manufacturing thereof
DISPELIX OY2 citations67
US11194081B2Dec 7, 2021
Method of manufacturing a diffractive grating
DISPELIX OY0 citations58
US11513268B2Nov 29, 2022
Method of manufacturing a variable efficiency diffractive grating and a diffractive grating
DISPELIX OY1 citations57
US11448876B2Sep 20, 2022
Method of manufacturing a height-modulated optical diffractive grating
DISPELIX OY0 citations55
US12032182B2Jul 9, 2024
Diffractive grating
DISPELIX OY0 citations47
US12521916B2Jan 13, 2026
Manufacturing method of master template and stamp of grating of diffractive optic element, master template and stamp
DISPELIX OY0 citations44