| Patent Number |
Title Of Patent |
Date Issued |
| 7616410 |
Magnetic detecting element having free layer formed of NiFe alloy and method of manufacturing th |
November 10, 2009 |
| There are provided a magnetic detecting element capable of maintaining large .DELTA.RA and of reducing magnetostriction by improving a material forming a free magnetic layer, and a method of manufacturing the same. An NiFeX alloy layer is formed in a free magnetic layer. For example, the |
| 7609489 |
Magnetic sensor using NiFe alloy for pinned layer |
October 27, 2009 |
| A magnetic sensor comprising: a multilayer film which has a pinned magnetic layer, the magnetization thereof being pinned in one direction, and a free magnetic layer formed on the pinned magnetic layer with a nonmagnetic material layer provided therebetween, in which current is allow |
| 7567413 |
Magnetic detecting element with diffusion-preventing layer between spacer Cu and magnetic layer, |
July 28, 2009 |
| There is provided a magnetic detecting element by devising a configuration of a free magnetic layer or a pinned magnetic layer, and a method of manufacturing a magnetic detecting element. The free magnetic layer is formed to have a three-layered structure of a CoMnZ alloy layer, a CoMnX |
| 7564661 |
Magnetic sensing element including free layer having gradient composition and method for manufac |
July 21, 2009 |
| A magnetic sensing element which allows a high reproduction output and reduction in asymmetry of reproduction waveform to become mutually compatible, as well as a method for manufacturing the same, is provided. In the inside of a second pinned magnetic layer and a free magnetic layer |
| 7558029 |
Magnetic detectible head comprising free layer |
July 7, 2009 |
| There is provided a magnetic detecting element having a large .DELTA.RA. A free magnetic layer has a three layer structure in which a CoFe layer, an Ni.sub.aFe.sub.b alloy layer (where a and b are represented by at %, 0.ltoreq.a.ltoreq.25, and a+b=100), and a CoFe layer are laminated fro |
| 7554776 |
CCP magnetic detecting element including a self-pinned CoFe layer |
June 30, 2009 |
| A CPP magnetic sensing element is provided which may exhibit a large value of .DELTA.RA (the product of the resistance variation .DELTA.R and area A of the magnetic sensing element). The magnetic sensing element includes a free magnetic layer and a pinned magnetic layer. At least one of |
| 7502210 |
CPP magnetic detecting device containing NiFe alloy on free layer thereof |
March 10, 2009 |
| A magnetic detecting device having a large .DELTA.RA value is provided. A free magnetic layer has a three layer structure in which a CoFe layer, a Ni.sub.aFe.sub.b alloy layer (here, a and b are represented by at %, and satisfy the relationship of 47.ltoreq.a.ltoreq.77 and a+b=100), and |
| 7499249 |
Spin valve-GMR element in which a non-metal laminate layer is provided as a free magnetic layer |
March 3, 2009 |
| A magnetic detecting element capable of maintaining a large .DELTA.RA and reducing magnetostriction by changing a material of a free magnetic layer, and a method of manufacturing the same is provided. A CoMnXZ alloy layer or CoMnXRh alloy layer is formed in a free magnetic layer where an |
| 7499248 |
Magnetic detective head comprising free layer |
March 3, 2009 |
| A free magnetic layer is a laminated body of a Co.sub.2MnZ alloy layer (Z is one or more elements selected from a group consisting of Al, Sn, In, Sb, Ga, Si, Ge, Pb, and Zn) and a Co.sub.aFe.sub.100-a alloy layer. The Co.sub.aFe.sub.100-a alloy layer has a composition ratio 76.ltoreq |
| 7480122 |
Magnetic detecting device having free layer or pinned layer formed by lamination of magnetic all |
January 20, 2009 |
| A magnetic detecting device and a method of manufacturing the magnetic detecting device are provided. Non-magnetic material layer-side magnetic layers of second fixed magnetic layers form a fixed magnetic layer. Each of the non-magnetic material layer-side magnetic layers and a free |
| 7466525 |
Magnetic sensing element including laminated film composed of half-metal and NiFe alloy as free |
December 16, 2008 |
| A magnetic sensing element exhibiting a large .DELTA.RA is provided, in which a free magnetic layer has a small coercive force Hc and a small magnetostriction constant .lamda.s. The free magnetic layer includes a Co.sub.2MnZ alloy layer (where Z may represent at least one element sel |
| 6995961 |
Magnetic sensing element comprising antiferromagnetic layer laminated on free magnetic layer |
February 7, 2006 |
| Changes of the direction of magnetization at the central region of the free magnetic layer are facilitated by using a layer of a magnetic material having a small exchange stiffness constant such as a Ni.sub.aFe.sub.b layer (a and b are represented in at %, and satisfy the relation of |
