Mao Nishiyama

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sector mapout of low coercivity media for enhancing aerial density
- Patent number 11,881,238
- Issue date Jan 23, 2024
- Western Digital Technologies, Inc.
- Zarko Popov
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device adjusting refresh monitor based on a learning b...
- Patent number 11,775,366
- Issue date Oct 3, 2023
- Western Digital Technologies, Inc.
- Zarko Popov
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Track pitch variation measurement method using spiral DC pattern wr...
- Patent number 8,861,116
- Issue date Oct 14, 2014
- HGST Netherlands B.V.
- Mao Nishiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head and magnetic disk apparatus
- Patent number 8,717,708
- Issue date May 6, 2014
- HGST Netherlands B.V.
- Mao Nishiyama
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SECTOR MAPOUT OF LOW COERCIVITY MEDIA FOR ENHANCING AERIAL DENSITY
- Publication number 20240046961
- Publication date Feb 8, 2024
- Western Digital Technologies, Inc.
- Zarko Popov
- G11 - INFORMATION STORAGE
Information Patent Application
Data Storage Device Adjusting Refresh Monitor Based On A Learning B...
- Publication number 20220301588
- Publication date Sep 22, 2022
- Western Digital Technologies, Inc.
- Zarko POPOV
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRACK PITCH VARIATION MEASUREMENT METHOD USING SPIRAL DC PATTERN WR...
- Publication number 20130033778
- Publication date Feb 7, 2013
- Hitachi Global Storage Technologies Netherlands B.V.
- Mao Nishiyama
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head and magnetic disk apparatus
- Publication number 20090161263
- Publication date Jun 25, 2009
- Mao Nishiyama
- G11 - INFORMATION STORAGE