Original Assignee Google LLC Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor Zenghe Liu James Etzkorn Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number US14/030,756 Other versions US9320460B2 Google Patents US20140194706A1 - In-situ tear sample collection and testing using a contact lens US20140194706A1 - In-situ tear sample collection and testing using a contact lens
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