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. 13, 2022
Filed:
Mar. 25, 2020
Sharp Kabushiki Kaisha, Sakai, JP;
SHARP KABUSHIKI KAISHA, Sakai, JP;
Abstract
An electrowetting device includes an electrode substrate including a first substrate, a plurality of first drive electrodes formed on the first substrate, and a water-repellent insulating layer formed on the plurality of first drive electrodes, a counter substrate including a second substrate, and disposed so as to face the electrode substrate with a predetermined gap therebetween, a sealing portion provided in a sealing region at the electrode substrate, and bonding the electrode substrate and the counter substrate, and an injection valve for injecting a droplet into the gap, the injection valve being located in the sealing region and including a first valve body formed of an electric field responsive gel.