Patent ID: 11946975
Assignee: KABUSHIKI KAISHA TOSHIBA
Field: Measurement (Instruments)
Classification: CPC G  A | IPC A  G

Claim 18:
19. A magnetic sensor, comprising:
a first sensor part including
a first magnetic member,
a first counter magnetic member, a direction from the first magnetic member toward the first counter magnetic member being along a first direction, and
a first magnetic element including one or a plurality of first extension parts,
the first extension part including a first magnetic layer, a first counter magnetic layer, and a first nonmagnetic layer,
the first magnetic layer including a first portion, a first counter portion, and a first middle portion,
a direction from the first portion toward the first counter portion being along the first direction,
the first middle portion being between the first portion and the first counter portion,
the first nonmagnetic layer being between the first counter magnetic layer and at least a portion of the first middle portion in a second direction crossing the first direction,
an area of the first magnetic layer in a plane perpendicular to the second direction being larger than an area of the first counter magnetic layer in the plane.