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. 07, 2021
Filed:
Apr. 11, 2018
National Institute of Advanced Industrial Science and Technology, Tokyo, JP;
Toppan Printing Co., Ltd., Tokyo, JP;
Makoto Fujimaki, Ibaraki, JP;
Hiroki Ashiba, Ibaraki, JP;
Masato Yasuura, Ibaraki, JP;
Shu Tanabe, Tokyo, JP;
Susumu Takahashi, Tokyo, JP;
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, Tokyo, JP;
TOPPAN PRINTING CO., LTD., Tokyo, JP;
Abstract
A target substance detection device detecting a target substance using magnetic particles includes a detection chip, a light irradiation unit, and a magnetic field application unit, wherein the detection chip includes a light transmissive member having a sensing surface arranged on a surface constituting a top surface relative to a bottom surface, an inclined surface, and a main body portion capable of receiving light and guiding the light through the interior, the light transmissive member having a light directing structure in which the light applied from the top surface side and passed through the inclined surface is directed via the main body portion to the sensing surface under the condition of total reflection, the light irradiation unit is operable to irradiate the sensing surface with light under the condition of total reflection via the light directing structure, and the magnetic field application unit.