Yukio YAMAMOTO

Person

Kokubunji-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Inspection device and inspection method for inspecting magnetic dis...
- Patent number 8,605,378
- Issue date Dec 10, 2013
- Hitachi High-Technologies Corporation
- Yoshihiro Sakurai
- G11 - INFORMATION STORAGE
Information Patent Grant
Head positioning method for eccentric track and head positioning co...
- Patent number 8,279,551
- Issue date Oct 2, 2012
- Hitachi High-Technologies Corporation
- Kunihito Higa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head-positioning servo system, magnetic head test system a...
- Patent number 8,154,821
- Issue date Apr 10, 2012
- Hitachi High-Technologies Corporation
- Shigeo Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo information writing method, magnetic head tester and magnetic...
- Patent number 7,768,737
- Issue date Aug 3, 2010
- Hitachi High-Technologies Corporation
- Yoshihiro Sakurai
- G11 - INFORMATION STORAGE
Information Patent Grant
Head position control method, head position control device, and mag...
- Patent number 7,751,143
- Issue date Jul 6, 2010
- Hitachi High-Technologies Corporation
- Yukio Yamamoto
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC HEAD INSPECTION APPARATUS AND MAGNETIC HEAD INSPECTION METHOD
- Publication number 20130135769
- Publication date May 30, 2013
- Hitachi High-Technologies Corporation
- Kunihito HIGA
- G11 - INFORMATION STORAGE
Information Patent Application
INSPECTION DEVICE AND INSPECTION METHOD FOR INSPECTING MAGNETIC DIS...
- Publication number 20120250175
- Publication date Oct 4, 2012
- Yoshihiro Sakurai
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD POSITION CONTROL DEVICE, MAGNETIC RECORDING EVALUATION APPARAT...
- Publication number 20110090590
- Publication date Apr 21, 2011
- Hitachi High-Technologies Corporation
- Yukio YAMAMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD POSITIONING METHOD FOR ECCENTRIC TRACK AND HEAD POSITIONING CO...
- Publication number 20100214686
- Publication date Aug 26, 2010
- Hitachi High-Technologies Corporation
- Kunihito HIGA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD-POSITIONING SERVO SYSTEM, MAGNETIC HEAD TEST SYSTEM A...
- Publication number 20100079900
- Publication date Apr 1, 2010
- Hitachi High-Technologies Corporation
- Shigeo NAKAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD POSITION CONTROL METHOD, HEAD POSITION CONTROL DEVICE, AND MAG...
- Publication number 20090284862
- Publication date Nov 19, 2009
- Yukio YAMAMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
SERVO INFORMATION WRITING METHOD, MAGNETIC HEAD TESTER AND MAGNETIC...
- Publication number 20090073602
- Publication date Mar 19, 2009
- Yoshihiro Sakurai
- G11 - INFORMATION STORAGE

Yukio YAMAMOTO

Person

Patents Grantslast 30 patents

Inspection device and inspection method for inspecting magnetic dis...

Head positioning method for eccentric track and head positioning co...

Magnetic head-positioning servo system, magnetic head test system a...

Servo information writing method, magnetic head tester and magnetic...

Head position control method, head position control device, and mag...

Patents Applicationslast 30 patents

MAGNETIC HEAD INSPECTION APPARATUS AND MAGNETIC HEAD INSPECTION METHOD

INSPECTION DEVICE AND INSPECTION METHOD FOR INSPECTING MAGNETIC DIS...

HEAD POSITION CONTROL DEVICE, MAGNETIC RECORDING EVALUATION APPARAT...

HEAD POSITIONING METHOD FOR ECCENTRIC TRACK AND HEAD POSITIONING CO...

MAGNETIC HEAD-POSITIONING SERVO SYSTEM, MAGNETIC HEAD TEST SYSTEM A...

HEAD POSITION CONTROL METHOD, HEAD POSITION CONTROL DEVICE, AND MAG...

SERVO INFORMATION WRITING METHOD, MAGNETIC HEAD TESTER AND MAGNETIC...