US Patent 7961402 High zoom-ratio zoom lens system
Patent 7961402 was granted and assigned to Hoya on June, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A high zoom-ratio zoom lens system includes a positive first lens group, a negative second lens group, a positive third lens group, a negative fourth lens group, a positive fifth lens group, and a negative sixth lens group, in this order from an object.
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US Patent 07961402 High zoom-ratio zoom lens system US Patent 7961402 High zoom-ratio zoom lens system
Infobox
Patent Number
0796140200
Patent Number
796140200
Edits on 26 Mar, 2023
Golden AI
Infobox
Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
079614020
Date of Patent
June 14, 2011
0Patent Application Number
126973700
Date Filed
February 1, 2010
0Patent Primary Examiner
Edits on 26 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
079614020
Date of Patent
June 14, 2011
0Patent Application Number
126973700
Date Filed
February 1, 2010
0Patent Primary Examiner
Edits on 7 Dec, 2021
Golden AI
Edits made to:
Infobox (+8 properties)
US Patent 07961402 High zoom-ratio zoom lens system
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07961402
Date of patent
June 14, 2011
Patent application number
12697370
Date Filed
February 1, 2010
Patent primary examiner
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