Kei Hirata

Person

Kamisu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Rubber compositions
- Patent number 12,024,619
- Issue date Jul 2, 2024
- Kuraray Co., Ltd.
- Yosuke Uehara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymer, rubber composition using same, and tire
- Patent number 10,781,298
- Issue date Sep 22, 2020
- Kuraray Co., Ltd.
- Daisuke Koda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rubber composition and tire
- Patent number 10,550,248
- Issue date Feb 4, 2020
- Kuraray Co., Ltd.
- Daisuke Koda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified liquid diene rubber and resin composition containing modif...
- Patent number 10,414,834
- Issue date Sep 17, 2019
- Kuraray Co., Ltd.
- Satoshi Motoda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber compositions
- Patent number 10,370,525
- Issue date Aug 6, 2019
- Kuraray Co., Ltd.
- Daisuke Koda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rubber composition, vulcanized rubber, and tire
- Patent number 10,227,481
- Issue date Mar 12, 2019
- Kuraray Co., Ltd.
- Daisuke Koda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Copolymer, rubber composition using same, and tire
- Patent number 9,850,336
- Issue date Dec 26, 2017
- Kuraray Co., Ltd.
- Daisuke Koda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Magnetic head for perpendicular magnetic recording including a writ...
- Patent number 9,741,371
- Issue date Aug 22, 2017
- TDK Corporation
- Atsushi Yamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Copolymer, rubber composition using same, and tire
- Patent number 9,732,206
- Issue date Aug 15, 2017
- Kuraray Co., Ltd.
- Daisuke Koda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Perpendicular magnetic recording head with trailing gap covering ma...
- Patent number 9,721,592
- Issue date Aug 1, 2017
- TDK Corporation
- Kei Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Perpendicular magnetic recording head with improved density recording
- Patent number 9,704,511
- Issue date Jul 11, 2017
- TDK Corporation
- Hideyuki Ukita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording-reproducing head having different sections with...
- Patent number 9,640,205
- Issue date May 2, 2017
- TDK Corporation
- Akimasa Kaizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Modified liquid diene-based rubber and production process for the same
- Patent number 9,598,507
- Issue date Mar 21, 2017
- KURARAY CO., LTD.
- Satoshi Motoda
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Rubber composition and tire
- Patent number 9,534,111
- Issue date Jan 3, 2017
- KURARAY CO., LTD.
- Shigenao Kuwahara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Thermally assisted magnetic recording head with magnetic circuit pa...
- Patent number 9,293,165
- Issue date Mar 22, 2016
- TDK Corporation
- Susumu Aoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Rubber composition and tire
- Patent number 9,228,077
- Issue date Jan 5, 2016
- Kuraray Co., Ltd.
- Daisuke Koda
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Magnetic disk unit and thermally-assisted magnetic recording method
- Patent number 9,171,554
- Issue date Oct 27, 2015
- TDK Corporation
- Satoshi Tomikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally assisted magnetic recording head with main magnetic pole...
- Patent number 9,165,581
- Issue date Oct 20, 2015
- TDK Corporation
- Susumu Aoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Plasmon generator and thermally-assisted magnetic recording head ha...
- Patent number 8,964,514
- Issue date Feb 24, 2015
- TDK Corporation
- Kei Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Rubber composition and tire
- Patent number 8,912,269
- Issue date Dec 16, 2014
- Kuraray Co., Ltd.
- Shigenao Kuwahara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Thermally assisted magnetic write head, and method of manufacturing...
- Patent number 8,861,318
- Issue date Oct 14, 2014
- Sae Magnetics (H.K.) Ltd.
- Tai Boon Lee
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head for perpendicular magnetic recording having a write s...
- Patent number 8,817,418
- Issue date Aug 26, 2014
- TDK Corporation
- Atsushi Matsuo
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head comprising recording part, reading part, heater for e...
- Patent number 8,811,127
- Issue date Aug 19, 2014
- TDK Corporation
- Kei Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Rubber composition and tire
- Patent number 8,785,542
- Issue date Jul 22, 2014
- Kuraray Co., Ltd.
- Shigenao Kuwahara
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Thin film magnetic head, magnetic head slider, head gimbal assembly...
- Patent number 8,724,264
- Issue date May 13, 2014
- TDK Corporation
- Kei Hirata
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Near-field light generator including a plasmon generator and a wave...
- Patent number 8,675,457
- Issue date Mar 18, 2014
- TDK Corporation
- Kei Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device and magnetic recording method
- Patent number 8,665,548
- Issue date Mar 4, 2014
- TDK Corporation
- Kei Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally-assisted magnetic recording head including a magnetic pol...
- Patent number 8,605,387
- Issue date Dec 10, 2013
- TDK Corporation
- Kei Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally assisted magnetic head slider, head gimbal assembly, and...
- Patent number 8,588,040
- Issue date Nov 19, 2013
- Sae Magnetics (H.K.) Ltd.
- Yasutoshi Fujita
- G11 - INFORMATION STORAGE
Information Patent Grant
Microwave assisted magnetic recording head and magnetic recording m...
- Patent number 8,582,239
- Issue date Nov 12, 2013
- TDK Corporation
- Yoshikazu Soeno
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
RUBBER COMPOSITIONS
- Publication number 20210139679
- Publication date May 13, 2021
- KURARAY CO., LTD.
- Yosuke UEHARA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MODIFIED LIQUID DIENE RUBBER AND RESIN COMPOSITION CONTAINING MODIF...
- Publication number 20180022835
- Publication date Jan 25, 2018
- Kuraray Co., Ltd
- Satoshi MOTODA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SEALANT COMPOSITION
- Publication number 20170327681
- Publication date Nov 16, 2017
- Kuraray Co., Ltd
- Hiroshi KANBARA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE
- Publication number 20170260374
- Publication date Sep 14, 2017
- Kuraray Co., Ltd
- Daisuke KODA
- B60 - VEHICLES IN GENERAL
Information Patent Application
RUBBER COMPOSITIONS
- Publication number 20170073509
- Publication date Mar 16, 2017
- Kuraray Co., Ltd
- Daisuke KODA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RUBBER COMPOSITIONS
- Publication number 20170009065
- Publication date Jan 12, 2017
- Kuraray Co., Ltd
- Daisuke KODA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING INCLUDING A WRIT...
- Publication number 20160284366
- Publication date Sep 29, 2016
- TDK Corporation
- Atsushi YAMAGUCHI
- G11 - INFORMATION STORAGE
Information Patent Application
MODIFIED LIQUID DIENE-BASED RUBBER AND PRODUCTION PROCESS FOR THE SAME
- Publication number 20160229927
- Publication date Aug 11, 2016
- KURARAY CO., LTD.
- Satoshi MOTODA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
RUBBER COMPOSITION AND TIRE
- Publication number 20160200902
- Publication date Jul 14, 2016
- KURARAY CO., LTD.
- Daisuke Koda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING HEAD
- Publication number 20160133276
- Publication date May 12, 2016
- TDK Corporation
- Hideyuki UKITA
- G11 - INFORMATION STORAGE
Information Patent Application
RUBBER COMPOSITION, VULCANIZED RUBBER, AND TIRE
- Publication number 20160053097
- Publication date Feb 25, 2016
- KURARAY CO., LTD.
- Daisuke KODA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
THERMALLY ASSISTED MAGNETIC RECORDING HEAD WITH MAGNETIC CIRCUIT PA...
- Publication number 20150262594
- Publication date Sep 17, 2015
- TDK Corporation
- Susumu AOKI
- G11 - INFORMATION STORAGE
Information Patent Application
THERMALLY ASSISTED MAGNETIC RECORDING HEAD WITH MAIN MAGNETIC POLE...
- Publication number 20150262595
- Publication date Sep 17, 2015
- TDK Corporation
- Susumu AOKI
- G11 - INFORMATION STORAGE
Information Patent Application
COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE
- Publication number 20150087763
- Publication date Mar 26, 2015
- KURARAY CO., LTD.
- Daisuke Koda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RUBBER COMPOSITION AND TIRE
- Publication number 20150065636
- Publication date Mar 5, 2015
- Kuraray Co., Ltd
- Shigenao KUWAHARA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE
- Publication number 20150057392
- Publication date Feb 26, 2015
- Kuraray Co., Ltd
- Daisuke Koda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE
- Publication number 20150057403
- Publication date Feb 26, 2015
- KURARAY CO., LTD.
- Daisuke Koda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RUBBER COMPOSITION AND TIRE
- Publication number 20150051332
- Publication date Feb 19, 2015
- Kuraray Co., Ltd
- Daisuke Koda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MAGNETIC DISK UNIT AND THERMALLY-ASSISTED MAGNETIC RECORDING METHOD
- Publication number 20140293760
- Publication date Oct 2, 2014
- TDK Corporation
- Satoshi TOMIKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD COMPRISING RECORDING PART, READING PART, HEATER FOR E...
- Publication number 20140241138
- Publication date Aug 28, 2014
- SAE MAGNETICS (H. K) LTD.
- Kei HIRATA
- G11 - INFORMATION STORAGE
Information Patent Application
RUBBER COMPOSITION AND TIRE
- Publication number 20140213715
- Publication date Jul 31, 2014
- Amyris, Inc.
- Shigenao Kuwahara
- B60 - VEHICLES IN GENERAL
Information Patent Application
RUBBER COMPOSITION AND TIRE
- Publication number 20140155536
- Publication date Jun 5, 2014
- Amyris, Inc.
- Shigenao Kuwahara
- B60 - VEHICLES IN GENERAL
Information Patent Application
PLASMON GENERATOR AND THERMALLY-ASSISTED MAGNETIC RECORDING HEAD HA...
- Publication number 20140043948
- Publication date Feb 13, 2014
- TDK Corporation
- Kei HIRATA
- G02 - OPTICS
Information Patent Application
THERMALLY-ASSISTED MAGNETIC RECORDING HEAD INCLUDING A MAGNETIC POL...
- Publication number 20130229730
- Publication date Sep 5, 2013
- TDK Corporation
- Kei HIRATA
- G11 - INFORMATION STORAGE
Information Patent Application
THERMALLY ASSISTED MAGNETIC HEAD, MAGNETIC HEAD DEVICE AND MAGNETIC...
- Publication number 20130215725
- Publication date Aug 22, 2013
- TDK Corporation
- Kei HIRATA
- G11 - INFORMATION STORAGE
Information Patent Application
MICROWAVE ASSISTED MAGNETIC RECORDING HEAD AND MAGNETIC RECORDING M...
- Publication number 20120320474
- Publication date Dec 20, 2012
- TDK Corporation
- Yoshikazu Soeno
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING DEVICE AND MAGNETIC RECORDING METHOD
- Publication number 20120236431
- Publication date Sep 20, 2012
- TDK Corporation
- Kei HIRATA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD, HEAD ASSEMBLY, AND MAGNETIC RECORDING/REPRODUCING AP...
- Publication number 20120140361
- Publication date Jun 7, 2012
- TDK Corporation
- Minoru OTA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD, MANUFACTURING METHOD THEREFOR, HEAD ASSEMBLY, AND MA...
- Publication number 20120026629
- Publication date Feb 2, 2012
- TDK Corporation
- Kei HIRATA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC MEMORY ELEMENT, MAGNETIC MEMORY DEVICE, INFORMATION RECORD...
- Publication number 20120020147
- Publication date Jan 26, 2012
- TDK Corporation
- Kei HIRATA
- G11 - INFORMATION STORAGE

Person

Patents Grantslast 30 patents

Rubber compositions

Copolymer, rubber composition using same, and tire

Rubber composition and tire

Modified liquid diene rubber and resin composition containing modif...

Rubber compositions

Rubber composition, vulcanized rubber, and tire

Copolymer, rubber composition using same, and tire

Magnetic head for perpendicular magnetic recording including a writ...

Copolymer, rubber composition using same, and tire

Perpendicular magnetic recording head with trailing gap covering ma...

Perpendicular magnetic recording head with improved density recording

Magnetic recording-reproducing head having different sections with...

Modified liquid diene-based rubber and production process for the same

Rubber composition and tire

Thermally assisted magnetic recording head with magnetic circuit pa...

Rubber composition and tire

Magnetic disk unit and thermally-assisted magnetic recording method

Thermally assisted magnetic recording head with main magnetic pole...

Plasmon generator and thermally-assisted magnetic recording head ha...

Rubber composition and tire

Thermally assisted magnetic write head, and method of manufacturing...

Magnetic head for perpendicular magnetic recording having a write s...

Magnetic head comprising recording part, reading part, heater for e...

Rubber composition and tire

Thin film magnetic head, magnetic head slider, head gimbal assembly...

Near-field light generator including a plasmon generator and a wave...

Magnetic recording device and magnetic recording method

Thermally-assisted magnetic recording head including a magnetic pol...

Thermally assisted magnetic head slider, head gimbal assembly, and...

Microwave assisted magnetic recording head and magnetic recording m...

Patents Applicationslast 30 patents

RUBBER COMPOSITIONS

MODIFIED LIQUID DIENE RUBBER AND RESIN COMPOSITION CONTAINING MODIF...

SEALANT COMPOSITION

COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE

RUBBER COMPOSITIONS

RUBBER COMPOSITIONS

MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING INCLUDING A WRIT...

MODIFIED LIQUID DIENE-BASED RUBBER AND PRODUCTION PROCESS FOR THE SAME

RUBBER COMPOSITION AND TIRE

PERPENDICULAR MAGNETIC RECORDING HEAD

RUBBER COMPOSITION, VULCANIZED RUBBER, AND TIRE

THERMALLY ASSISTED MAGNETIC RECORDING HEAD WITH MAGNETIC CIRCUIT PA...

THERMALLY ASSISTED MAGNETIC RECORDING HEAD WITH MAIN MAGNETIC POLE...

COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE

RUBBER COMPOSITION AND TIRE

COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE

COPOLYMER, RUBBER COMPOSITION USING SAME, AND TIRE

RUBBER COMPOSITION AND TIRE

MAGNETIC DISK UNIT AND THERMALLY-ASSISTED MAGNETIC RECORDING METHOD

MAGNETIC HEAD COMPRISING RECORDING PART, READING PART, HEATER FOR E...

RUBBER COMPOSITION AND TIRE

RUBBER COMPOSITION AND TIRE

PLASMON GENERATOR AND THERMALLY-ASSISTED MAGNETIC RECORDING HEAD HA...

THERMALLY-ASSISTED MAGNETIC RECORDING HEAD INCLUDING A MAGNETIC POL...

THERMALLY ASSISTED MAGNETIC HEAD, MAGNETIC HEAD DEVICE AND MAGNETIC...

MICROWAVE ASSISTED MAGNETIC RECORDING HEAD AND MAGNETIC RECORDING M...

MAGNETIC RECORDING DEVICE AND MAGNETIC RECORDING METHOD

MAGNETIC HEAD, HEAD ASSEMBLY, AND MAGNETIC RECORDING/REPRODUCING AP...

MAGNETIC HEAD, MANUFACTURING METHOD THEREFOR, HEAD ASSEMBLY, AND MA...

MAGNETIC MEMORY ELEMENT, MAGNETIC MEMORY DEVICE, INFORMATION RECORD...