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. 07, 2015
Filed:
Dec. 01, 2011
Taro Kanno, Sendai, JP;
Keisuke Nakamura, Sendai, JP;
Hiroyo Ikai, Sendai, JP;
Masahiro Kono, Sendai, JP;
Yoshimi Niwano, Sendai, JP;
Taro Kanno, Sendai, JP;
Keisuke Nakamura, Sendai, JP;
Hiroyo Ikai, Sendai, JP;
Masahiro Kono, Sendai, JP;
Yoshimi Niwano, Sendai, JP;
AZ Co., Ltd., Sendai-Shi, JP;
Abstract
A disinfection method, a disinfection device, and a disinfecting agent which utilizes light, which can achieve a high disinfection effect within a short time are provided. A disinfecting agent containing catechins is brought into contact with an item to be disinfected, and then the disinfecting agent is irradiated with light. The disinfecting agent preferably comprises an aqueous proanthocyanidin solution produced by polymerizing multiple catechin molecules each having a gallate group. Particularly, the aqueous proanthocyanidin solution preferably has a proanthocyanidin concentration of 0.25 to 4 mg/mL. Light with which the disinfecting agent is irradiated preferably has a wavelength of 350 to 500 nm.