Moriwaki; Eijin

Patent Applications and Registrations

Patent applications and USPTO patent grants for Moriwaki; Eijin.The latest application filed is for "magnetoresistance effect elements, magnetic heads and magnetic storage apparatus".

Company Profile

0.13.7

Moriwaki; Eijin - Hachioji JP
Moriwaki; Eijin - Hachioji-shi JP
Moriwaki; Eijin - Hachiouji JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for manufacturing magnetic head device Grant 7,159,303 - Nakatani , et al. January 9, 2	2007-01-09
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20060152862 - Nakatani; Ryoichi ; et al.	2006-07-13
Magnetic apparatus with perpendicular recording medium and head having multilayered reproducing element using tunneling effect Grant 7,054,120 - Nakatani , et al. May 30, 2	2006-05-30
Combination perpendicular magnetic head having shield material formed at both ends of an upper pole of a write element Grant 6,839,200 - Takano , et al. January 4, 2	2005-01-04
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20040090850 - Nakatani, Ryoichi ; et al.	2004-05-13
Narrow track thin film magnetic head and fabrication method thereof App 20040080865 - Takano, Hisashi ; et al.	2004-04-29
Magnetic head with conductors formed on endlayers of a multilayer film having magnetic layer coercive force difference Grant 6,687,099 - Nakatani , et al. February 3, 2	2004-02-03
Magnetic head having track width defined by trench portions filled with magnetic shield material Grant 6,665,141 - Takano , et al. December 16, 2	2003-12-16
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20030117750 - Nakatani, Ryoichi ; et al.	2003-06-26
Narrow track thin film magnetic head and fabrication method thereof App 20030099063 - Takano, Hisashi ; et al.	2003-05-29
Magnetic disk apparatus including magnetic head having multilayered reproducing element using tunneling effect Grant 6,483,677 - Nakatani , et al. November 19, 2	2002-11-19
Narrow track thin film magnetic head and fabrication method thereof App 20020080521 - Takano, Hisashi ; et al.	2002-06-27
Magnetoresistance effect elements, magnetic heads and magnetic storage apparatus App 20020018325 - Nakatani, Ryoichi ; et al.	2002-02-14
Narrow track thin film head having a focused ion beam etched air bearing surface Grant 6,278,578 - Takano , et al. August 21, 2	2001-08-21
Magnetoresistance effect multilayer film with ferromagnetic film sublayers of different ferromagnetic material compositions Grant 6,011,674 - Nakatani , et al. January 4, 2	2000-01-04
Multilayer magnetoresistance effect-type magnetic head Grant 5,726,837 - Nakatani , et al. March 10, 1	1998-03-10
Multilayer magnetoresistance effect-type magnetic head Grant 5,390,061 - Nakatani , et al. February 14, 1	1995-02-14
Integrated magnetic head having a magnetic layer functioning as both a magnetic shield and a magnetic pole Grant 5,168,409 - Koyama , et al. December 1, 1	1992-12-01
Multilayered magnetic films and thin-film magnetic heads using the same as a pole Grant 4,814,921 - Hamakawa , et al. March 21, 1	1989-03-21
Thin film magnetic head having an improved coil Grant 4,760,481 - Yuito , et al. July 26, 1	1988-07-26

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