Inventor
NIWA MAIKO
JP4 patents
Patents
4 patentsUS9696469B2Jul 4, 2017
Multilayer diffractive optical element
CANON KK7 citations78
US11204453B2Dec 21, 2021
Diffractive optical element and method of manufacturing the same
CANON KK0 citations55
US10545269B2Jan 28, 2020
Diffractive optical element and method of manufacturing the same
CANON KK0 citations44
US9557454B2Jan 31, 2017
Laminated diffraction optical element and production method therefor
CANON KK0 citations34