{
  "$type": "site.standard.document",
  "description": "In addition to dramatic improvement of on-ice performance, to balance with other performances. A pneumatic tire comprises, in a tread portion 1, at least two block groups G B1 to G B3 whose block number density is within a range of 0.003 pieces/mm 2 to 0.04 pieces/mm 2 . At least one block group G…",
  "path": "/patents/1003732",
  "publishedAt": "2012-04-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/0306",
    "BRIDGESTONE CORP [JP]"
  ],
  "textContent": "In addition to dramatic improvement of on-ice performance, to balance with other performances. A pneumatic tire comprises, in a tread portion 1, at least two block groups G B1 to G B3 whose block number density is within a range of 0.003 pieces/mm 2 to 0.04 pieces/mm 2 . At least one block group G B2 includes block 4 in which lateral length BW 2 is larger that its longitudinal length BL 2 .",
  "title": "PNEUMATIC TIRE"
}