×

Planar inductor

  • US 6,722,017 B2
  • Filed: 04/10/2003
  • Issued: 04/20/2004
  • Est. Priority Date: 12/02/1994
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method of making a planar inductor device comprising:

  • forming at least one essentially flat spiral-shaped coil deposited on a surface of a flat carrier;

    forming an insulant window frame fixed to the surface of the carrier so as to form a border encircling at least a portion of the spiral-shaped coil; and

    forming a coating of ferromagnetic material on the surface of the flat carrier and on a portion of the spiral-shaped coil within the border of the insulant window frame.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×