Tomoyuki MAEDA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 12,154,602
- Issue date Nov 26, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with conductive non-magnetic layer contact configurat...
- Patent number 12,148,453
- Issue date Nov 19, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 12,080,325
- Issue date Sep 3, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device
- Patent number 12,068,004
- Issue date Aug 20, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 12,033,676
- Issue date Jul 9, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device
- Patent number 11,935,568
- Issue date Mar 19, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 11,881,234
- Issue date Jan 23, 2024
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 11,869,540
- Issue date Jan 9, 2024
- Kabushiki Kaisha Toshiba
- Tazumi Nagasawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including multiple magnetic layers and magnetic recor...
- Patent number 11,810,601
- Issue date Nov 7, 2023
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 11,721,359
- Issue date Aug 8, 2023
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 11,710,501
- Issue date Jul 25, 2023
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device
- Patent number 11,631,423
- Issue date Apr 18, 2023
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with stacked body having specified compositions of ma...
- Patent number 11,626,130
- Issue date Apr 11, 2023
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 11,615,808
- Issue date Mar 28, 2023
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device and magnetic recording method utilizing a...
- Patent number 11,568,890
- Issue date Jan 31, 2023
- Kabushiki Kaisha Toshiba
- Hirofumi Suto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 11,521,644
- Issue date Dec 6, 2022
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Evaluation method of magnetic head and evaluation device of magneti...
- Patent number 11,488,623
- Issue date Nov 1, 2022
- Kabushiki Kaisha Toshiba
- Hirofumi Suto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device having magnetic layers...
- Patent number 11,462,239
- Issue date Oct 4, 2022
- Kabushiki Kaisha Toshiba
- Tazumi Nagasawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device including magnetic head which includes a...
- Patent number 11,417,355
- Issue date Aug 16, 2022
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with stacked body having non-magnetic layers and diff...
- Patent number 11,398,244
- Issue date Jul 26, 2022
- Kabushiki Kaisha Toshiba
- Masayuki Takagishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device
- Patent number 11,393,493
- Issue date Jul 19, 2022
- Kabushiki Kaisha Toshiba
- Yuji Nakagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device supplied with varying recording current
- Patent number 11,295,766
- Issue date Apr 5, 2022
- Kabushiki Kaisha Toshiba
- Masayuki Takagishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording device having magnetic layers...
- Patent number 11,138,994
- Issue date Oct 5, 2021
- Kabushiki Kaisha Toshiba
- Tazumi Nagasawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head including plural magnetic layers and plural intermedi...
- Patent number 11,087,781
- Issue date Aug 10, 2021
- Kabushiki Kaisha Toshiba
- Masayuki Takagishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head having specific distance between magnetic pole, stack...
- Patent number 11,062,728
- Issue date Jul 13, 2021
- Kabushiki Kaisha Toshiba
- Masayuki Takagishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for evaluating magnetic head and evaluation apparatus of mag...
- Patent number 11,062,730
- Issue date Jul 13, 2021
- Kabushiki Kaisha Toshiba
- Hirofumi Suto
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic head
- Patent number 11,004,464
- Issue date May 11, 2021
- Kabushiki Kaisha Toshiba
- Hirofumi Suto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording device
- Patent number 10,978,098
- Issue date Apr 13, 2021
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic recording and reproducing device
- Patent number 10,950,259
- Issue date Mar 16, 2021
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head with stacked body and insulating portion arrangement...
- Patent number 10,943,610
- Issue date Mar 9, 2021
- Kabushiki Kaisha Toshiba
- Naoyuki Narita
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20240363141
- Publication date Oct 31, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING DEVICE
- Publication number 20240339128
- Publication date Oct 10, 2024
- Kabushiki Kaisha Toshiba
- Ryo OSAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20240296865
- Publication date Sep 5, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD WITH MULTIPLE LAYERS AND MAGNETIC RECORDING DEVICE
- Publication number 20240296862
- Publication date Sep 5, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD WITH MULTILAYER CONFIGURATION BETWEEN MAGNETIC POLES...
- Publication number 20240296863
- Publication date Sep 5, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD WITH MULTILAYER CONFIGURATION BETWEEN MAGNETIC POLES...
- Publication number 20240296861
- Publication date Sep 5, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20240296864
- Publication date Sep 5, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20240233755
- Publication date Jul 11, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING DEVICE
- Publication number 20240194223
- Publication date Jun 13, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING DEVICE
- Publication number 20240185884
- Publication date Jun 6, 2024
- Kabushiki Kaisha Toshiba
- Ryo OSAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20240135962
- Publication date Apr 25, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
DATA PROCESSING DEVICE, DATA PROCESSING SYSTEM, AND DATA PROCESSING...
- Publication number 20240070553
- Publication date Feb 29, 2024
- Kabushiki Kaisha Toshiba
- Ryo OSAMURA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20240046959
- Publication date Feb 8, 2024
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING LAMINATED CORE
- Publication number 20240039376
- Publication date Feb 1, 2024
- Toyota Jidosha Kabushiki Kaisha
- Tomoyuki MAEDA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MAGNETIC RECORDING DEVICE
- Publication number 20230386510
- Publication date Nov 30, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
DATA PROCESSING DEVICE, DATA PROCESSING SYSTEM, AND DATA PROCESSING...
- Publication number 20230334377
- Publication date Oct 19, 2023
- Kabushiki Kaisha Toshiba
- Ryo OSAMURA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230335154
- Publication date Oct 19, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
ACTIVE MATERIAL AND METHOD FOR PRODUCING SAME, ELECTRODE MIXTURE, A...
- Publication number 20230335716
- Publication date Oct 19, 2023
- Mitsui Mining and Smelting Co., Ltd.
- Takuya KAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230326482
- Publication date Oct 12, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230267961
- Publication date Aug 24, 2023
- Kabushiki Kaisha Toshiba
- Tazumi NAGASAWA
- G11 - INFORMATION STORAGE
Information Patent Application
DATA PROCESSING DEVICE, DATA PROCESSING SYSTEM, AND DATA PROCESSING...
- Publication number 20230244959
- Publication date Aug 3, 2023
- Kabushiki Kaisha Toshiba
- Katsuya SUGAWARA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230178102
- Publication date Jun 8, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
Active Material, Positive Electrode Mixture Using Same, And Solid-S...
- Publication number 20230074796
- Publication date Mar 9, 2023
- Mitsui Mining and Smelting Co., Ltd.
- Jun OMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230062839
- Publication date Mar 2, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230046928
- Publication date Feb 16, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING DEVICE
- Publication number 20230045730
- Publication date Feb 9, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20230031273
- Publication date Feb 2, 2023
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20220399033
- Publication date Dec 15, 2022
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20220383898
- Publication date Dec 1, 2022
- Kabushiki Kaisha Toshiba
- Yuji NAKAGAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE
- Publication number 20220335968
- Publication date Oct 20, 2022
- Kabushiki Kaisha Toshiba
- Naoyuki NARITA
- G11 - INFORMATION STORAGE

Tomoyuki MAEDA

Person

Patents Grantslast 30 patents

Magnetic head and magnetic recording device

Magnetic head with conductive non-magnetic layer contact configurat...

Magnetic head and magnetic recording device

Magnetic recording device

Magnetic head and magnetic recording device

Magnetic recording device

Magnetic head and magnetic recording device

Magnetic head and magnetic recording device

Magnetic head including multiple magnetic layers and magnetic recor...

Magnetic head and magnetic recording device

Magnetic head and magnetic recording device

Magnetic recording device

Magnetic head with stacked body having specified compositions of ma...

Magnetic head and magnetic recording device

Magnetic recording device and magnetic recording method utilizing a...

Magnetic head and magnetic recording device

Evaluation method of magnetic head and evaluation device of magneti...

Magnetic head and magnetic recording device having magnetic layers...

Magnetic recording device including magnetic head which includes a...

Magnetic head with stacked body having non-magnetic layers and diff...

Magnetic head and magnetic recording device

Magnetic recording device supplied with varying recording current

Magnetic head and magnetic recording device having magnetic layers...

Magnetic head including plural magnetic layers and plural intermedi...

Magnetic head having specific distance between magnetic pole, stack...

Method for evaluating magnetic head and evaluation apparatus of mag...

Magnetic head

Magnetic recording device

Magnetic head and magnetic recording and reproducing device

Magnetic head with stacked body and insulating portion arrangement...

Patents Applicationslast 30 patents

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD WITH MULTIPLE LAYERS AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD WITH MULTILAYER CONFIGURATION BETWEEN MAGNETIC POLES...

MAGNETIC HEAD WITH MULTILAYER CONFIGURATION BETWEEN MAGNETIC POLES...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC RECORDING DEVICE

MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

DATA PROCESSING DEVICE, DATA PROCESSING SYSTEM, AND DATA PROCESSING...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

METHOD OF MANUFACTURING LAMINATED CORE

MAGNETIC RECORDING DEVICE

DATA PROCESSING DEVICE, DATA PROCESSING SYSTEM, AND DATA PROCESSING...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

ACTIVE MATERIAL AND METHOD FOR PRODUCING SAME, ELECTRODE MIXTURE, A...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

DATA PROCESSING DEVICE, DATA PROCESSING SYSTEM, AND DATA PROCESSING...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

Active Material, Positive Electrode Mixture Using Same, And Solid-S...

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE

MAGNETIC HEAD AND MAGNETIC RECORDING DEVICE