Toshihisa Kiyonaga

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Data storage device employing staggered servo wedges to increase ca...
- Patent number 10,867,629
- Issue date Dec 15, 2020
- Western Digital Technologies, Inc.
- Toshihisa Kiyonaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device disabling swinging of spindle motor speed based...
- Patent number 10,665,255
- Issue date May 26, 2020
- Western Digital Technologies, Inc.
- Peng Huang
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device configuring a write inhibit shock threshold for...
- Patent number 10,347,278
- Issue date Jul 9, 2019
- Western Digital Technologies, Inc.
- Toshihisa Kiyonaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device seeking multiple voice coil motors using a limi...
- Patent number 10,014,018
- Issue date Jul 3, 2018
- Western Digital Technologies, Inc.
- Toshihisa Kiyonaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device employing delayed braking to unload multiple vo...
- Patent number 9,940,958
- Issue date Apr 10, 2018
- Western Digital Technologies, Inc.
- Toshihisa Kiyonaga
- G11 - INFORMATION STORAGE