Patent 9978506 was granted and assigned to Panasonic on May, 2018 by the United States Patent and Trademark Office.
A coil component of the present invention includes a magnetic core containing magnetic powder, a coil element embedded in the magnetic core and having an end projecting from the magnetic core, and a retaining member for retaining the end of the coil element. The retaining member has a main surface having a recess therein sinking toward the magnetic core. The retaining member has a ridge projecting from a bottom surface of the recess and extending linearly along the bottom surface. The ridge has a portion that intersects with the end of the coil element. The portion of the ridge is welded to the end of the coil element.