The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 06, 2009

Filed:

Dec. 26, 2008
Applicants:

Jung-chuan Chou, Yunlin County, TW;

E-ling Huang, Tainan, TW;

Chang-chi Lee, Yunlin County, TW;

Chien-cheng Chen, Taichung County, TW;

Inventors:

Jung-Chuan Chou, Yunlin County, TW;

E-Ling Huang, Tainan, TW;

Chang-Chi Lee, Yunlin County, TW;

Chien-Cheng Chen, Taichung County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/336 (2006.01); H01L 29/78 (2006.01);
U.S. Cl.
CPC ...
Abstract

A separative extended gate field effect transistor based vitamin C sensor includes: a substrate; a patterned conductive layer on the substrate, including a first electrode region array, at least two first contact regions, a second electrode region and a second contact region; a graphite-based paste layer on the first electrode region array; a ruthenium dioxide sensing layer on the graphite-based paste layer and electrically connected to the first contact region; a vitamin C enzyme layer on the ruthenium dioxide sensing layer; and a reference electrode on the second electrode region electrically connected to the second contact region.


Find Patent Forward Citations

Chou, Jung-Chuan. (2009). Separative extended gate field effect transistor based vitamin c sensor and forming method thereof (U.S. Patent No. 7598546). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7598546

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