YOSHIAKI SONOBE

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing magnetic recording medium
- Patent number 9,005,699
- Issue date Apr 14, 2015
- WD Media, LLC
- Yoshiaki Sonobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium having patterned auxiliary recording laye...
- Patent number 8,367,228
- Issue date Feb 5, 2013
- WD Media (Singapore) Pte. Ltd.
- Yoshiaki Sonobe
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic recording medium, magnetic recording medium manufacturing...
- Patent number 8,076,013
- Issue date Dec 13, 2011
- WD Media (Singapore) Pte. Ltd.
- Yoshiaki Sonobe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method for manufacturing magnetic rec...
- Patent number 7,833,639
- Issue date Nov 16, 2010
- WD Media (Singapore) Pte. Ltd.
- Yoshiaki Sonobe
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC RECORDING MEDIUM AND METHOD FOR MANUFACTURING MAGNETIC REC...
- Publication number 20110039125
- Publication date Feb 17, 2011
- WD MEDIA (SINGAPORE) PTE. LTD.
- YOSHIAKI SONOBE
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING MEDIUM MANUFACTURING...
- Publication number 20100021768
- Publication date Jan 28, 2010
- Yoshiaki Sonobe
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING DISK AND METHOD OF MANUFACTURING T...
- Publication number 20090311557
- Publication date Dec 17, 2009
- Takahiro Onoue
- G11 - INFORMATION STORAGE
Information Patent Application
PERPENDICULAR MAGNETIC RECORDING DISK AND METHOD OF MANUFACTURING T...
- Publication number 20090117408
- Publication date May 7, 2009
- HOYA CORPORATION
- Teiichiro Umezawa
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM AND METHOD FOR MANUFACTURING MAGNETIC REC...
- Publication number 20080090104
- Publication date Apr 17, 2008
- HOYA CORPORATION
- Yoshiaki SONOBE
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR MANUFACTURING MAGNETIC RECORDING MEDIUM
- Publication number 20080075845
- Publication date Mar 27, 2008
- HOYA CORPORATION
- Yoshiaki SONOBE
- G11 - INFORMATION STORAGE