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:
Oct. 29, 2024
Filed:
Oct. 26, 2021
Applicant:
Evident Corporation, Nagano, JP;
Inventors:
Assignee:
Evident Corporation, Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 21/33 (2006.01); G02B 21/02 (2006.01); G02B 21/06 (2006.01); G02B 21/24 (2006.01); G02B 21/36 (2006.01);
U.S. Cl.
CPC ...
G02B 21/33 (2013.01); G02B 21/02 (2013.01); G02B 21/06 (2013.01); G02B 21/24 (2013.01); G02B 21/36 (2013.01);
Abstract
Provided is an optical signal detection device that includes: an objective; a holding member provided between the objective and a sample to hold the sample; and a gel member that fills a space between the objective and the holding member. The gel member has ¼ scale penetration indicating a value of 44 to 111, both inclusive, measured based on a penetration test using a ¼ scale cone of JIS K 2220.