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.
Patent No.:
Date of Patent:
Sep. 06, 2022
Filed:
Feb. 26, 2018
Taketomo Nakane, Tokyo, JP;
Taketomo Nakane, Tokyo, JP;
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Abstract
A humidity sensor includes a lower electrode formed above a substrate, a first humidity sensing film covering the lower electrode, an upper electrode formed above the first humidity sensing film, and a second humidity sensing film covering the upper electrode and making contact with the first humidity sensing film through openings of the upper electrode. The upper electrode has a predetermined opening pattern. The area of the upper electrode is larger than the area of the lower electrode, and is smaller than the area of the first humidity sensing film.
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