Escutcheon is in Charges.

Escutcheon. Little shield. Sometimes used as a Difference when it is known as an inescutcheon.

George I King of Great Britain and Ireland 1660 1727. Quartered 1 Plantagenet impaled Dunkeld 2 Capet 3 Ireland 4. 1&2 Brunswick Luneburg, 3 Hanover, an inescutcheon over all three, gules the Crown of Charlemagne Proper (As Archtreasurer of the Holy Roman Empire).

Hay. Argent three inescutcheons gules. Source.

James Scott 1st Duke Monmouth 1st Duke Buccleuch 1649 1685. King James I of England and Ireland and VI of Scotland 1566 1625 differenced with a baton sinister argent overall an inescutcheon of pretence of Scott.

Spencer Churchill. Quartered 1&4 Churchill a canton of St George, 2&3 Despencer a bend sable three escallops, overall an escutcheon St George overall an escutcheon Capet.

Brownlow. Or an escutcheon within an orle of martlets sable. Source

Maxwell. Argent, a two headed eagle displayed sable beaked and membered gules on an inescutcheon argent a saltire sable charged with a hedgehog or. Source.

Mortimer. Barry or and azure, on a chief of the first two pallets between two base esquires of the second over all an inescutcheon argent. Source.

Esme Stewart 1st Duke Lennox 1542 1583. Quartered 1&4 John Stewart of Darnley 1st Count Évreux 1380 1429, 2&3 Stewart a Bordure Engrailed gules for difference, overall an inescutcheon of Lennox the heiress of whom was Elizabeth Lennox Countess Évreux 1370-1429 wife of John Stewart of Darnley 1st Count Évreux 1380-1429. Source.

Duke Atholl. Earl Atholl overall, an inescutcheon en surtout azure three mullets argent within a double tressure flory or ensigned of a Marquess's coronet. Source.