US Patent 9851605 Display panel

A display panel includes a substrate and a display medium layer held on the substrate and has a display region and a frame region outside the display region and a hole on an inner side of the frame region penetrating the substrate and the display medium layer. The display panel further includes a hole-periphery sealing part disposed on the substrate at a side facing the display medium layer so as to surround the hole, in which the hole-periphery sealing part is made of: a first sealing member having a broken loop shape, surrounding the hole, having at least one open section; and at least one second sealing member provided at a location corresponding to the one open section so as to seal said at least one open section.