P

Inventor

KOBAYASHI KIYOSHI

JP124 patents
⚠️ This page may combine multiple inventors who share the name “KOBAYASHI KIYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALPS ELECTRIC CO LTD

17 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
US7343668B2Mar 18, 2008

Method of manufacturing perpendicular magnetic recording head capable of highly precisely defining gap distance

ALPS ELECTRIC CO LTD34 citations93
US7248437B2Jul 24, 2007

Perpendicular magnetic recording head and method for manufacturing the same

ALPS ELECTRIC CO LTD33 citations93
US6903900B2Jun 7, 2005

Perpendicular magnetic recording head including nonmagnetic layer overlaying main pole layer

ALPS ELECTRIC CO LTD38 citations93
US6836957B2Jan 4, 2005

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

ALPS ELECTRIC CO LTD33 citations93
US6697221B2Feb 24, 2004

Perpendicular magnetic recording head with inverted trapezoidal main magnetic pole layer

ALPS ELECTRIC CO LTD51 citations92
US7305753B2Dec 11, 2007

Method for manufacturing a magnetic head

ALPS ELECTRIC CO LTD14 citations84
US7181828B2Feb 27, 2007

Method for manufacturing perpendicular magnetic recording head

ALPS ELECTRIC CO LTD12 citations84
US6346338B1Feb 12, 2002

Combination magnetoresistive/inductive thin film magnetic head and its manufacturing method

ALPS ELECTRIC CO LTD13 citations82
US7249407B2Jul 31, 2007

Method of manufacturing magnetic head

ALPS ELECTRIC CO LTD9 citations74
US7181829B2Feb 27, 2007

Method of manufacturing a perpendicular magnetic recording head

ALPS ELECTRIC CO LTD7 citations74
US6958886B2Oct 25, 2005

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

ALPS ELECTRIC CO LTD4 citations74
US6922311B2Jul 26, 2005

Thin film magnetic head including coil insulated by organic and inorganic insulating materials

ALPS ELECTRIC CO LTD11 citations74
US6721130B2Apr 13, 2004

Thin-film magnetic head having thin coil-layer and method for manufacturing the thin-film magnetic head

ALPS ELECTRIC CO LTD11 citations74
US6210543B1Apr 3, 2001

Combination magnetoresistive/inductive thin film magnetic head and its manufacturing method

ALPS ELECTRIC CO LTD5 citations74
US6768611B2Jul 27, 2004

Thin film magnetic head causing appropriately suppressed side fringing and method of manufacturing the same

ALPS ELECTRIC CO LTD8 citations73
US6400527B1Jun 4, 2002

Thin film magnetic head having upper core layer with narrow track width

ALPS ELECTRIC CO LTD12 citations73

TOSHIBA KK

8 patents

FUJI PHOTO FILM CO LTD

4 patents

SANYO ELECTRIC CO

4 patents

FUJITSU LTD

3 patents

TDK CORP

2 patents

MATSUSHITA ELECTRIC WORKS LTD

1 patent

HUKUBA KOGYO KK

1 patent

SEIKO INSTR INC

1 patent

NIPPON TELEGRAPH & TELEPHONE

1 patent

HOKY AKA HOKY CORP KK

1 patent

HUKUBA DENTAL CORP

1 patent

HUKUBA DENTAL KABUSHIKI KAISHA

1 patent

HOKY KK

1 patent

TOSHIBA ELEVATOR KK

1 patent

SATO KIYOSHI

1 patent

ALPS ALPINE CO LTD

1 patent

TOYOTA MOTOR CO LTD

1 patent

Showing the top 50 of 124 patents by PatentIndex Score.