US Patent 7407698 Flexible optical disk
Patent 7407698 was granted and assigned to RICOH COMPANY,LTD. on August, 2008 by the United States Patent and Trademark Office.
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Patent Inventor Names
Nobuaki Onagi0
Shozo Murata0
Yasutomo Aman0
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Patent abstract
A flexible optical disk, includes a disk substrate, wherein a rigidity of the disk is equal to or more than 5 Pa and equal to or less than 5000 Pa where the rigidity is defined as Young's modulus of the disk×(thickness of the disk/radius of the disk)3.
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US Patent 07407698 Flexible optical disk US Patent 7407698 Flexible optical disk
Infobox
Patent Number
074076980
Patent Number
74076980
Edits on 26 Sep, 2022
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Infobox
Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
074076980
Date of Patent
August 5, 2008
0Patent Application Number
108725140
Date Filed
June 22, 2004
0Official Website
Patent Primary Examiner
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US Patent 07407698 Flexible optical disk
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07407698
Date of patent
August 5, 2008
Patent application number
10872514
Date Filed
June 22, 2004
Patent primary examiner
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