US 12,174,476 B2
Light adjustment device and light adjustment device manufacturing method
Shunpei Takeuchi, Tokyo (JP); Kohei Yamaguchi, Tokyo (JP); Katsuichi Ide, Tokyo (JP); Yukiya Hirabayashi, Tokyo (JP); Osamu Kai, Tokyo (JP); Hiroya Morimoto, Tokyo (JP); and Koichi Nagao, Tokyo (JP)
Assigned to JAPAN DISPLAY INC., Tokyo (JP)
Filed by Japan Display Inc., Tokyo (JP)
Filed on Jul. 6, 2023, as Appl. No. 18/347,586.
Claims priority of application No. 2022-109594 (JP), filed on Jul. 7, 2022.
Prior Publication US 2024/0012276 A1, Jan. 11, 2024
Int. Cl. G02F 1/1333 (2006.01); G02F 1/1339 (2006.01); G02F 1/1341 (2006.01); G02F 1/1347 (2006.01)
CPC G02F 1/133354 (2021.01) [G02F 1/13394 (2013.01); G02F 1/1341 (2013.01); G02F 1/1347 (2013.01); G02F 1/133305 (2013.01); G02F 2201/56 (2013.01)] 2 Claims
OG exemplary drawing
 
1. A light adjustment device comprising a panel unit having a rectangular pillar shape and including a plurality of light adjustment panels stacked in a first direction, each light adjustment panel having a polygonal shape and including a lower substrate and an upper substrate overlapping the lower substrate, wherein
the light adjustment panels each have a first side, a second side adjacent to the first side, and a first corner at which the first side intersects the second side, and
when two light adjustment panels adjacent to each other in a first direction among the light adjustment panels are viewed in the first direction, the first corner of one of the light adjustment panels is positioned inside of an edge of the other light adjustment panel, and the first corner of the other light adjustment panel is positioned inside of an edge of the one light adjustment panel, an end part of the second side having a curved part, the first side intersecting the curved part so as to form the first corner.