Kraisorn Phandon

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Amphur Muang, TH

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic disk substrate with specified changes in height or depth b...
- Patent number 9,697,861
- Issue date Jul 4, 2017
- Hoya Corporation
- Toshio Takizawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk substrate with offset portion on a main surface withi...
- Patent number 9,183,866
- Issue date Nov 10, 2015
- Hoya Corporation
- Toshio Takizawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk substrate, magnetic disk, and magnetic disk device
- Patent number 8,986,859
- Issue date Mar 24, 2015
- Hoya Corporation
- Toshio Takizawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing glass substrate for magnetic disk and syste...
- Patent number 8,640,497
- Issue date Feb 4, 2014
- Hoya Corporation
- Ryuuichi Kashima
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC DISK SUBSTRATE WITH SPECIFIED CHANGES IN HEIGHT OR DEPTH B...
- Publication number 20170270956
- Publication date Sep 21, 2017
- HOYA CORPORATION
- Toshio TAKIZAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK SUBSTRATE WITH OFFSET PORTION ON A MAIN SURFACE WITHI...
- Publication number 20150340054
- Publication date Nov 26, 2015
- HOYA CORPORATION
- Toshio TAKIZAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, AND MAGNETIC DISK DEVICE
- Publication number 20150109703
- Publication date Apr 23, 2015
- HOYA GLASS DISK (Thailand) LTD.
- Toshio TAKIZAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, AND MAGNETIC DISK DEVICE
- Publication number 20120276416
- Publication date Nov 1, 2012
- HOYA GLASS DISK (THAILAND) LTD.
- Toshio TAKIZAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, AND MAGNETIC DISK DEVICE
- Publication number 20100040907
- Publication date Feb 18, 2010
- HOYA CORPORATION
- Toshio Takizawa
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING GLASS SUBSTRATE FOR MAGNETIC DISK AND SYSTE...
- Publication number 20100024484
- Publication date Feb 4, 2010
- HOYA CORPORATION
- Ryuuichi Kashima
- B24 - GRINDING POLISHING