{
  "$type": "site.standard.document",
  "description": "One aspect of the present invention is an energy storage device including a negative electrode including a negative electrode substrate and a negative active material layer stacked directly or indirectly on at least one surface of the negative electrode substrate, the negative active material layer…",
  "path": "/patents/1325655",
  "publishedAt": "2022-08-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/587",
    "GS Yuasa International Ltd."
  ],
  "textContent": "One aspect of the present invention is an energy storage device including a negative electrode including a negative electrode substrate and a negative active material layer stacked directly or indirectly on at least one surface of the negative electrode substrate, the negative active material layer containing a negative active material, the negative active material containing hollow graphite particles having a median diameter D1 and solid graphite particles having a median diameter D2 smaller than the median diameter of the hollow graphite particles.",
  "title": "ENERGY STORAGE DEVICE"
}