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:
Nov. 15, 2022
Filed:
May. 15, 2020
Nihon Kohden Corporation, Tokyo, JP;
Risa Osawa, Tokorozawa, JP;
Raku Ishida, Tokorozawa, JP;
Masayuki Suzukawa, Tokorozawa, JP;
Yuya Baba, Tokorozawa, JP;
Masayuki Inoue, Tokorozawa, JP;
Isao Matsubara, Tokorozawa, JP;
NIHON KOHDEN CORPORATION, Tokyo, JP;
Abstract
A mask size gauge for selecting a size of a mask in accordance with a distance in a height direction between an upper reference part in an upper portion of a face of a wearer, and a lower reference part in a lower portion, includes: a reference position indicating portion indicating that the reference position indicating portion is to be placed at a height position of the upper reference part on an outer lateral side of an eye of the wearer; and a size indicating portion that is located at a position which is closer to a middle of the face than the reference position indicating portion, and that indicates the size of the mask according to a height position of the lower reference part.