Ryohei YAMADA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Impact resistant magnetic disk device and method for manufacturing...
- Patent number 12,205,616
- Issue date Jan 21, 2025
- UACJ Corporation
- Kotaro Kitawaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Aluminum alloy disc blank for magnetic disc and magnetic disc
- Patent number 12,087,342
- Issue date Sep 10, 2024
- UACJ Corporation
- Kotaro Kitawaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk device
- Patent number 11,935,559
- Issue date Mar 19, 2024
- UACJ Corporation
- Naoki Kitamura
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC DISK DEVICE AND METHOD FOR MANUFACTURING MAGNETIC DISK DEVICE
- Publication number 20240233766
- Publication date Jul 11, 2024
- UACJ CORPORATION
- Kotaro KITAWAKI
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE AND METHOD FOR MANUFACTURING MAGNETIC DISK DEVICE
- Publication number 20240170017
- Publication date May 23, 2024
- UACJ CORPORATION
- Kotaro KITAWAKI
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE AND METHOD FOR MANUFACTURING MAGNETIC DISK DEVICE
- Publication number 20240135971
- Publication date Apr 25, 2024
- UACJ CORPORATION
- Kotaro KITAWAKI
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK DEVICE
- Publication number 20240005958
- Publication date Jan 4, 2024
- UACJ CORPORATION
- Naoki KITAMURA
- G11 - INFORMATION STORAGE