Patents/Inventors

Kazuhiko Toyooka

YamagataJP3 patents

4 Patents

US124746072025
Backlight with Multiple Microreplicated Optical Films
3M INNOVATIVE PROPERTIES COMPANY
0 cites
US121891192025
Imaging Device
3M INNOVATIVE PROPERTIES COMPANY
0 cites
US121176422024
Microreplicated Optical Film
3M INNOVATIVE PROPERTIES COMPANY
0 cites
US120650782024
Reflective Backlit Display with a Liquid Crystal Cell
3M INNOVATIVE PROPERTIES COMPANY
0 cites