Patent ID: 11908990
Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A power storage device comprising:
an electrode; and
an exterior body,
wherein the electrode and the exterior body overlap with each other,
wherein an outer periphery of the exterior body comprises a first side, a second side, and a vertex,
wherein the vertex is a cross point of the first side and the second side,
wherein a distance between an outer periphery of the electrode and the vertex is larger than a distance between the outer periphery of the electrode and a part of the first side,
wherein the outer periphery of the electrode comprises a first region, and
wherein the first region has a shape protruding toward an inner side of the power storage device in a plan view.