P

Inventor

SATO KIYOSHI

JP202 patents
⚠️ This page may combine multiple inventors who share the name “SATO KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALPS ELECTRIC CO LTD

25 patents
US6687084B2Feb 3, 2004

Perpendicular magnetic recording head having main magnetic pole layer formed on high-flatness surface of yoke layer, and method of manufacturing the head

ALPS ELECTRIC CO LTD51 citations96
US6292334B1Sep 18, 2001

Thin film magnetic head comprising shield layer having stabilized magnetic domain structure

ALPS ELECTRIC CO LTD74 citations96
US6952867B2Oct 11, 2005

Method for manufacturing perpendicular magnetic recording head having inverted trapezoidal main magnetic pole layer

ALPS ELECTRIC CO LTD34 citations93
US6903900B2Jun 7, 2005

Perpendicular magnetic recording head including nonmagnetic layer overlaying main pole layer

ALPS ELECTRIC CO LTD38 citations93
US6738223B2May 18, 2004

Thin film magnetic head having side faces of the Gd defining layer and the lower magnetic pole layer aligned in the track width dimension

ALPS ELECTRIC CO LTD25 citations93
US6643107B1Nov 4, 2003

Spin valve thin film magnetic element and method of manufacturing the same

ALPS ELECTRIC CO LTD32 citations93
US6538846B1Mar 25, 2003

Thin-film magnetic head and method for making the same

ALPS ELECTRIC CO LTD22 citations93
US6515824B1Feb 4, 2003

Thin film magnetic head adaptable to track narrowing of magnetic recording medium and the method of manufacturing the same

ALPS ELECTRIC CO LTD21 citations93
US6369984B1Apr 9, 2002

Thin film magnetic head with back insulating layer laminated on back region of gap layer provided in insulating layer trench

ALPS ELECTRIC CO LTD45 citations93
US6327116B1Dec 4, 2001

Thin film magnetic head and method for making the same

ALPS ELECTRIC CO LTD20 citations93
US6301075B1Oct 9, 2001

Thin film magnetic head

ALPS ELECTRIC CO LTD39 citations93
US6201465B1Mar 13, 2001

Magnetoresistive sensor and its manufacturing method

ALPS ELECTRIC CO LTD21 citations93
US5992004ANov 30, 1999

Method for producing a thin film magnetic head

ALPS ELECTRIC CO LTD35 citations93
US5972420AOct 26, 1999

Magnetoresistive sensor manufacturing method

ALPS ELECTRIC CO LTD21 citations93
US5923503AJul 13, 1999

Thin-film magnetic head and production method thereof

ALPS ELECTRIC CO LTD21 citations93
US5894388AApr 13, 1999

Combination read/write thin film magnetic head

ALPS ELECTRIC CO LTD17 citations93
US5835313ANov 10, 1998

Combination read/write thin film magnetic head

ALPS ELECTRIC CO LTD23 citations93
US6697221B2Feb 24, 2004

Perpendicular magnetic recording head with inverted trapezoidal main magnetic pole layer

ALPS ELECTRIC CO LTD51 citations92
US6587315B1Jul 1, 2003

Magnetoresistive-effect device with a magnetic coupling junction

ALPS ELECTRIC CO LTD27 citations92
US5949625ASep 7, 1999

Combination read/write thin film magnetic head with slant surfaces extending from lower core layer prominence

ALPS ELECTRIC CO LTD38 citations92
US6344951B1Feb 5, 2002

Substrate having magnetoresistive elements and monitor element capable of preventing a short circuit

ALPS ELECTRIC CO LTD51 citations91
US7382599B2Jun 3, 2008

Capacitive pressure sensor

ALPS ELECTRIC CO LTD19 citations84
US7259939B2Aug 21, 2007

Thin-film magnetic head including a toroidal coil layer and connecting layer formed between a first and second magnetic cores disposed at a back side of the toroidal coil layer

ALPS ELECTRIC CO LTD14 citations84
US7158344B2Jan 2, 2007

Thin-film magnetic head having helical coils and manufacturing method for the same

ALPS ELECTRIC CO LTD11 citations84
US7124498B2Oct 24, 2006

Method for manufacturing magnetic head

ALPS ELECTRIC CO LTD19 citations84

HITACHI MAXELL

4 patents

FUJITSU COMPONENT LTD

4 patents

MITSUBISHI ELECTRIC CORP

3 patents

HONDA TSUSHIN KOGYO CO LTD

3 patents

TONEN CORP

3 patents

ASM JAPAN

2 patents

ZEPHYR CORP

1 patent

HONDA TSUSHIN KOGYO

1 patent

KOITO MFG CO LTD

1 patent

BRIDGESTONE CORP

1 patent

ARAKAWA CHEM IND

1 patent

HOKKO CHEMICAL CO LTD

1 patent

Showing the top 50 of 202 patents by PatentIndex Score.