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:
Apr. 04, 2023
Filed:
Feb. 13, 2020
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Hiroyuki Yamaji, Sakai, JP;
Shohei Komaru, Sakai, JP;
Fumiaki Sugimori, Sakai, JP;
Chiharu Hirayama, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F 1/46 (2006.01); H05H 1/24 (2006.01); C02F 1/461 (2023.01);
U.S. Cl.
CPC ...
C02F 1/4608 (2013.01); C02F 1/46109 (2013.01); H05H 1/2406 (2013.01); C02F 2201/4616 (2013.01); C02F 2201/46135 (2013.01); H05H 1/2418 (2021.05);
Abstract
A liquid treatment device includes an electron emitting element, a first power supply, and a second power supply. The electron emitting element including a first electrode which is disposed facing water. The first power supply discharges electrons from the first electrode by applying a drive voltage to the electron emitting element. The second power supply applies a collection voltage between the first electrode and the water. The liquid treatment device preferably controls a substance added to the water by controlling the drive voltage.