Title:
A manufacturing method of the glass substrate for magnetic disks
Document Type and Number:
Japanese Patent JP6199047
Kind Code:
B2
Inventors:
Katet tatum samua goon
Application Number:
JP2013039132A
Publication Date:
September 20, 2017
Filing Date:
February 28, 2013
Export Citation:
Assignee:
HOYA CORPORATION
Hoya Glass Disc Thailand Limited
Hoya Glass Disc Thailand Limited
International Classes:
G11B5/84; B24B29/00; C03C19/00
Domestic Patent References:
| JP2012142051A | ||||
| JP2012142044A | ||||
| JP2011134432A | ||||
| JP2008200800A |
Foreign References:
| US20110123834 | ||||
| US20080200097 |
Attorney, Agent or Firm:
Global IP Tokyo Patent Business Corporation