Inventor
LOO CHARLES JOSEPH GONGMING
CA4 patents
⚠️ This page may combine multiple inventors who share the name “LOO CHARLES JOSEPH GONGMING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SWITCH MAT INC
3 patentsUS9921421B2Mar 20, 2018
Optical filter comprising a variable transmittance layer
SWITCH MAT INC18 citations92
US9588358B2Mar 7, 2017
Optical filter comprising a variable transmittance layer
SWITCH MAT INC7 citations82
US10401654B2Sep 3, 2019
Optical filter comprising a variable transmittance layer
SWITCH MAT INC1 citations71