Yukio KATO

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic head slider inspection device
- Patent number 8,553,512
- Issue date Oct 8, 2013
- Hitachi, Ltd.
- Masaru Furukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally assisted magnetic recording device
- Patent number 8,526,274
- Issue date Sep 3, 2013
- Hitachi, Ltd.
- Irizo Naniwa
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally assisted magnetic recording head
- Patent number 8,456,965
- Issue date Jun 4, 2013
- Hitachi, Ltd.
- Irizo Naniwa
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard-disk drive with vapor-phase lubricant supply system
- Patent number 8,184,397
- Issue date May 22, 2012
- Hitachi Global Storage Technologies, Netherlands B.V.
- Yukio Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Head stack assembly and information recording apparatus
- Patent number 8,144,549
- Issue date Mar 27, 2012
- Hitachi, Ltd.
- Masaru Furukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally assisted magnetic head-slider and head-gimbal assembly
- Patent number 8,116,176
- Issue date Feb 14, 2012
- Hitachi, Ltd.
- Yukio Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally assisted magnetic recording head having movable mirror fo...
- Patent number 7,969,826
- Issue date Jun 28, 2011
- Hitachi, Ltd.
- Irizo Naniwa
- G11 - INFORMATION STORAGE
Information Patent Grant
Gas-flow measuring instrument
- Patent number 6,915,688
- Issue date Jul 12, 2005
- Hitachi, Ltd.
- Yukio Kato
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic head support mechanism and magnetic disk device
- Patent number 6,462,911
- Issue date Oct 8, 2002
- Hitachi, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head support mechanism and magnetic disk drive
- Patent number 6,414,821
- Issue date Jul 2, 2002
- Hitachi, Ltd.
- Mikio Tokuyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk apparatus employing liquid bearing type or physical c...
- Patent number 5,835,305
- Issue date Nov 10, 1998
- Hitachi, Ltd.
- Tetsuya Hamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Air flow rate measuring device
- Patent number 5,631,415
- Issue date May 20, 1997
- Hitachi, Ltd.
- Shinya Igarashi
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic recording medium, method for its production, and system fo...
- Patent number 5,605,733
- Issue date Feb 25, 1997
- Hitachi, Ltd.
- Akira Ishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Air flow rate measuring device
- Patent number 5,467,648
- Issue date Nov 21, 1995
- Hitachi, Ltd.
- Shinya Igarashi
- G01 - MEASURING TESTING
Information Patent Grant
Emitter coupled flip flop memory with complementary bipolar loads
- Patent number 4,480,319
- Issue date Oct 30, 1984
- Hitachi, Ltd.
- Atsuo Hotta
- G11 - INFORMATION STORAGE
Information Patent Grant
Bipolar memory circuit
- Patent number 4,337,523
- Issue date Jun 29, 1982
- Hitachi, Ltd.
- Atsuo Hotta
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 4,314,359
- Issue date Feb 2, 1982
- Hitachi, Ltd.
- Yukio Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Bipolar memory circuit
- Patent number 4,298,961
- Issue date Nov 3, 1981
- Hitachi, Ltd.
- Atsuo Hotta
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
THERMALLY ASSISTED MAGNETIC RECORDING DEVICE
- Publication number 20110299367
- Publication date Dec 8, 2011
- Hitachi, Ltd.
- Irizo NANIWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD SLIDER INSPECTION DEVICE
- Publication number 20110242954
- Publication date Oct 6, 2011
- Hitachi, Ltd.
- MASARU FURUKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
THERMALLY ASSISTED MAGNETIC RECORDING HEAD
- Publication number 20110128828
- Publication date Jun 2, 2011
- Hitachi, Ltd
- Irizo NANIWA
- G11 - INFORMATION STORAGE
Information Patent Application
HARD-DISK DRIVE WITH VAPOR-PHASE LUBRICANT SUPPLY SYSTEM
- Publication number 20110122531
- Publication date May 26, 2011
- Yukio KATO
- G11 - INFORMATION STORAGE
Information Patent Application
THERMALLY ASSISTED MAGNETIC HEAD-SLIDER AND HEAD-GIMBAL ASSEMBLY
- Publication number 20110122735
- Publication date May 26, 2011
- Hitachi, Ltd
- Yukio KATO
- G11 - INFORMATION STORAGE
Information Patent Application
HEAD STACK ASSEMBLY AND INFORMATION RECORDING APPARATUS
- Publication number 20080158730
- Publication date Jul 3, 2008
- Masaru Furukawa
- G11 - INFORMATION STORAGE
Information Patent Application
THERMALLY ASSISTED MAGNETIC RECORDING HEAD SUPPORT MECHANISM
- Publication number 20080130155
- Publication date Jun 5, 2008
- Irizo Naniwa
- G11 - INFORMATION STORAGE
Information Patent Application
Gas-flow measuring instrument
- Publication number 20040003659
- Publication date Jan 8, 2004
- Yukio Kato
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Magnetic head slider inspection device

Thermally assisted magnetic recording device

Thermally assisted magnetic recording head

Hard-disk drive with vapor-phase lubricant supply system

Head stack assembly and information recording apparatus

Thermally assisted magnetic head-slider and head-gimbal assembly

Thermally assisted magnetic recording head having movable mirror fo...

Gas-flow measuring instrument

Magnetic head support mechanism and magnetic disk device

Magnetic head support mechanism and magnetic disk drive

Magnetic disk apparatus employing liquid bearing type or physical c...

Air flow rate measuring device

Magnetic recording medium, method for its production, and system fo...

Air flow rate measuring device

Emitter coupled flip flop memory with complementary bipolar loads

Bipolar memory circuit

Semiconductor memory device

Bipolar memory circuit

Patents Applicationslast 30 patents

THERMALLY ASSISTED MAGNETIC RECORDING DEVICE

MAGNETIC HEAD SLIDER INSPECTION DEVICE

THERMALLY ASSISTED MAGNETIC RECORDING HEAD

HARD-DISK DRIVE WITH VAPOR-PHASE LUBRICANT SUPPLY SYSTEM

THERMALLY ASSISTED MAGNETIC HEAD-SLIDER AND HEAD-GIMBAL ASSEMBLY

HEAD STACK ASSEMBLY AND INFORMATION RECORDING APPARATUS

THERMALLY ASSISTED MAGNETIC RECORDING HEAD SUPPORT MECHANISM

Gas-flow measuring instrument