Invention Grant
US08809916B2 pH sensor, pH measurement method, ion sensor, and ion concentration measurement method
有权
pH传感器，pH测量方法，离子传感器和离子浓度测量方法
- Patent Title: pH sensor, pH measurement method, ion sensor, and ion concentration measurement method
- Patent Title (中): pH传感器，pH测量方法，离子传感器和离子浓度测量方法
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Application No.: US13368563Application Date: 2012-02-08
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Publication No.: US08809916B2Publication Date: 2014-08-19
- Inventor: Yukihiro Shintani , Kazuma Takenaka
- Applicant: Yukihiro Shintani , Kazuma Takenaka
- Applicant Address: JP Tokyo
- Assignee: Yokogawa Electric Corporation
- Current Assignee: Yokogawa Electric Corporation
- Current Assignee Address: JP Tokyo
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: JP2011-026194 20110209; JP2011-031102 20110216
- Main IPC: G01N27/403
- IPC: G01N27/403 ; G01N27/414
Abstract:
A pH sensor may include a reference electrode including a p-channel field effect transistor (FET) whose gate includes a diamond surface having a hydrogen ion insensitive terminal, and a working electrode.
Public/Granted literature
- US20120199884A1 PH SENSOR, PH MEASUREMENT METHOD, ION SENSOR, AND ION CONCENTRATION MEASUREMENT METHOD Public/Granted day:2012-08-09
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