{
  "$type": "site.standard.document",
  "description": "A marine propulsion system includes a marine propulsion unit, a first battery for a starter of an engine, a second battery for an electric motor, a third battery for at least one of a plurality of devices in or on a marine vessel excluding the starter and the electric motor, and a charge amount…",
  "path": "/patents/1312653",
  "publishedAt": "2022-03-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B63H21/21",
    "YAMAHA HATSUDOKI KABUSHIKI KAISHA"
  ],
  "textContent": "A marine propulsion system includes a marine propulsion unit, a first battery for a starter of an engine, a second battery for an electric motor, a third battery for at least one of a plurality of devices in or on a marine vessel excluding the starter and the electric motor, and a charge amount acquisition controller configured or programmed to perform a control to acquire a charge amount of at least one of the first battery, the second battery, or the third battery based on a first power supplied from a power source to the first battery, the second battery, and the third battery, and a second power supplied from the first battery, the second battery, and the third battery to devices in or on the marine vessel.",
  "title": "MARINE PROPULSION SYSTEM AND MARINE POWER SUPPLY SYSTEM"
}