US Patent 7341349 Ophthalmologic apparatus and ophthalmologic chart
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Patent Inventor Names
Eiichi Yanagi0
Kohji Nishio0
Masakazu Hayashi0
Mineki Hayafuji0
Noriyuki Nagai0
Tadashi Okamoto0
Takefumi Hayashi0
Yasufumi Fukuma0
Yasuo Kato0
Yukio Ikezawa0
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Patent abstract
An optometric apparatus 2 according to the present invention comprises a body portion 5r provided with an optical system for a right eye for projecting a chart for the right eye in order to inspect visual function of both eye of an examinee and a body portion 5l provided with an optical system for a left eye for projecting a chart for the left eye, the optical systems for the right and left eyes projecting the same fusion patterns to perform fusion of the both eyes of the examinee.
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US Patent 07341349 Ophthalmologic apparatus and ophthalmologic chart US Patent 7341349 Ophthalmologic apparatus and ophthalmologic chart
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Patent Number
073413490
Patent Number
73413490
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Patent Jurisdiction
Patent Number
073413490
Date of Patent
March 11, 2008
0Patent Application Number
104954670
Date Filed
November 15, 2002
0Official Website
Patent Primary Examiner
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US Patent 07341349 Ophthalmologic apparatus and ophthalmologic chart
Infobox
Is a
Patent jurisdiction
Patent number
07341349
Date of patent
March 11, 2008
Patent application number
10495467
Date Filed
November 15, 2002
Patent primary examiner
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