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Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michitaka Okuta0
Hisao Narita0
Jukiya Fukushi0
Yuki Saito0
Toshinaga Takeya0
Shou Harako0
Minoru Sato0
Date of Patent
April 11, 2023
0Patent Application Number
170398780
Date Filed
September 30, 2020
0Patent Citations
Patent Primary Examiner
An optical probe receives an optical signal output from a test subject. The optical probe includes an optical waveguide composed of a core portion and a cladding portion disposed on an outer periphery of the core portion, wherein an incident surface of the optical waveguide, which receives the optical signal, is a convex spherical surface with a constant curvature radius.
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