Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Soichiro Hiraoka0
Hiroshi Ushio0
Masaya Nakatani0
Date of Patent
August 17, 2010
0Patent Application Number
117196100
Date Filed
December 19, 2006
0Patent Primary Examiner
Patent abstract
A cell electrophysiological sensor is provided with: a well having a wall formed by at least one curved face, with opening sections being formed on the two ends thereof; a frame substrate having a through hole and an electrode; a cell electrophysiological sensor chip that is provided with a thin plate having a second through hole; and a void substrate, and in this structure, the frame substrate has a thickness greater than the thickness of the cell electrophysiological sensor chip and the opening diameter of the third opening section is made larger than the opening diameter of the fourth opening section.
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